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Jude 1:17-23 - Remember, Build, Pray, Keep, and Show Mercy

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Intro1:11:51:81:141:171:24

“But you, beloved.” With those words Jude turns from a long exposure of corruption to the life that can withstand it. He has named grumbling, flattering, self-serving shepherds, empty promises, proud speech, and division. He now speaks directly to the faithful, but he does not teach them to become fascinated with the intruders. He gives them a pattern of life: remember the apostles, be built together on the faith, pray in the Holy Spirit, remain in the love of God, await the mercy of Jesus Christ, and extend that mercy to people in danger. The Church resists a Spiritless life by becoming more fully a people of the Spirit.

Remember the Apostles, Recognize the Mockers (Jude 1:17-19)

17 But you, beloved, remember the words which were spoken before by the apostles of our Lord Jesus Christ: 18 how they told you that there would be mockers in the last time who would walk according to their own ungodly lusts. 19 These are sensual persons, who cause divisions, not having the Spirit.

Jude begins with “remember.” The danger has already been named by the apostles, so its appearance should produce sober recognition rather than panic. Their warning remains a word for the present Church. The Greek expression behind “words which were spoken before” looks back to the apostles’ prior testimony.1 What they said then still steadies the hearers now. Christian memory is therefore more than admiration for an earlier age. It is the active reception of what the Church has been given, so that a loud new voice does not make truth seem new or error seem unprecedented.

This memory also protects the heart from suspicion. Jude does not say, “Search every face for a hidden enemy.” He tells the beloved to recall the apostles’ words and then recognize a pattern of life. The mockers “walk according to their own ungodly lusts.” Their speech and conduct belong together: contempt comes from desires that have refused the rule of Christ. A person may sound fearless, sophisticated, or spiritually independent, yet Jude asks what road that speech is walking and what fruit it leaves in the community.

“The last time” does not give the reader a timetable. Jude’s purpose is vigilance within the age in which the apostles said such mockers would appear. Speculation about dates would turn the warning away from its target. The urgent question is whether desire is training our speech now. Mockery grows wherever sacred things become material for contempt, correction becomes an opportunity to humiliate, or cleverness matters more than a brother or sister’s salvation.

Verse 19 makes the fruit visible: “who cause divisions, not having the Spirit.” The NKJV’s “sensual persons” translates psychikoi, a word that can describe life confined to the merely natural level. Jude himself gives the controlling contrast by adding “not having the Spirit.”2 He is not declaring the body evil, nor is he giving Christians a contemptuous name for people who struggle with emotion, sexuality, or doubt. He exposes a life governed by appetite and self-will rather than the Holy Spirit. Its social fruit is division.

That last connection reaches deeply into parish life. Division is not only an organizational problem. It can reveal a spiritual condition: the need to gather allies, preserve status, or turn every disagreement into proof that others are faithless. The apostolic word teaches us to test such impulses before God. Honest questions, needed accountability, and truthful correction do not make a person one of Jude’s mockers. The mark Jude supplies is a settled pattern in which ungodly desire, contemptuous speech, division, and life without the Spirit reinforce one another.

St Clement of Alexandria calls what they lack “the spirit which is by faith,” and joins faith to the practice of righteousness.3 Faith and righteousness belong together here, not as a price paid for the Spirit, but as the life in which His gift is received and obeyed.

Language insight: “beloved” and the work of memory

Jude addresses the faithful twice in this passage as “beloved,” from agapētoi. The word is not sentimental. It places every command inside an identity received from God. Those who must remember, build, pray, keep, and rescue are first addressed as loved. They need not defend the faith from the insecurity of people trying to earn a place in God’s household.

The imperative “remember” likewise gives the Church a concrete defense against spiritual confusion. We return to the apostolic testimony received in Scripture and confessed in the Church; we let it judge our desires as well as the claims of others. St Irenaeus writes that the Church throughout the world “has received from the apostles and their disciples this faith.”4 The faith is received before it is defended, and it is lived by a people before it becomes an argument in anyone’s mouth.

Build, Pray, Keep, and Look for Mercy (Jude 1:20-21)

20 But you, beloved, building yourselves up on your most holy faith, praying in the Holy Spirit, 21 keep yourselves in the love of God, looking for the mercy of our Lord Jesus Christ unto eternal life.

Jude repeats, “But you, beloved,” and now gives the Church her positive labor. His answer to a community damaged by self-serving teachers is communal formation. “Building yourselves up” is plural: believers strengthen a common life on a foundation they did not invent, “your most holy faith.” The faith once delivered in verse 3 is not preserved only by winning doctrinal disputes. It becomes sturdy in people who receive the truth, worship together, repent, obey Christ, and help one another remain faithful.

A parish can defend correct teaching and still be weakened by prayerlessness, rivalry, or a hunger for recognition. Jude joins confession to formation. The holy faith must take flesh in the way the strong carry the weak, the way servants use authority, the way correction is offered, and the way the community returns to God after sin. We are built on the faith when the truth confessed about Christ begins to shape how we speak to the person in front of us.

“Praying in the Holy Spirit” answers verse 19 directly. Those who cause division do not have the Spirit; the beloved place their prayer within His life and power. Jude is not describing emotional intensity or treating private impressions as infallible. Prayer in the Spirit remains joined to the apostolic faith, the love of God, and hope in Christ’s mercy. The Spirit turns the Church toward the Father through the Son, cleanses the motives hidden beneath religious speech, and gives courage that is free from contempt. Even our weakness in prayer is not outside His help: “the Spirit Himself makes intercession for us” (Romans 8:26).5

This is why prayer must precede and accompany discernment. We can identify a real error while enjoying the exposure of the person who holds it. We can call an intervention “rescue” while feeding anger, control, or our need to be right. Prayer in the Holy Spirit brings the rescuer under judgment first. It teaches the mouth to speak truth for healing and the heart to desire the other person’s eternal life more than the satisfaction of victory.

The grammatical center of verses 20-21 is the command “keep yourselves in the love of God.” Building, praying, and looking for Christ’s mercy surround and support that command.6 Jude does not describe anxious self-preservation. At the beginning of the letter the faithful are preserved in Jesus Christ, and in the next verses Jude will praise God as the One able to guard them from stumbling. Human watchfulness lives inside divine keeping. Grace does not make our response unnecessary; it makes faithful response possible and hopeful.

“Keep yourselves in the love of God” calls the beloved to remain within the love that has already reached them. God’s love comes first; our love answers His gift. Heard within Jude’s whole exhortation, the command describes a living relationship: we receive His mercy and return His love through obedience. The beloved remain where His love is received and answered: on the apostolic faith, in prayer through the Holy Spirit, in obedience, repentance, communion, and expectation of Christ. When resentment or secret compromise draws the heart away, keeping means returning rather than learning to live at a distance from God.

St Cyril of Alexandria, commenting on Christ’s words in John 15:9-10, joins abiding in His love to becoming “keepers of My commandments.”7 Obedience does not purchase a welcome from a reluctant Lord; it is how those already loved learn to remain with Him. Divine love is neither a mood nor a reward for the already strong. It is the life in which Christ receives and heals us, and therefore the life in which His commandments become the shape of our freedom.

Jude’s final phrase looks forward: “looking for the mercy of our Lord Jesus Christ unto eternal life.” The Church keeps watch with her eyes on Christ’s mercy. The Judge for whom she waits is the Lord whose mercy brings His people into eternal life. This expectancy cuts through both presumption and despair. We cannot excuse what Christ came to heal, but neither do we face our weakness as though His mercy had run out. Every act of building, prayer, repentance, and mercy toward another person is lived beneath the greater mercy for which we wait. Brenton’s Psalm 25:3 (LXX 24:3) gives words to this hope: “For none of them that wait on thee shall in any wise be ashamed.”8 Waiting for mercy is not postponing repentance; it is trusting the One to whom repentance returns.

Gems from the Fathers 💎

St Cyril of Alexandria writes that the disciples could not have withstood their trials had their minds not been “fortified by communion with the Spirit.”9 In his reading of John 17:18-19, the disciples’ mission depends on the Father sanctifying them through the Spirit. The Church is strengthened from within by communion with the Holy Spirit. Outrage can make a person loud; only the Spirit can make the Church faithful, discerning, and loving under pressure.

St Irenaeus and St Cyril together help us see Jude’s sequence. The Church receives the apostolic faith, is strengthened in the Spirit, and abides in divine love through obedience. These are not separate religious activities. They form one ecclesial life ordered toward the mercy of Jesus Christ.

Mercy and Rescue with Fear (Jude 1:22-23)

22 And on some have compassion, making a distinction; 23 but others save with fear, pulling them out of the fire, hating even the garment defiled by the flesh.

The passage ends by turning the community outward. People affected by error are not treated as a contaminated mass to be discarded. Jude commands compassion and rescue. The Church that waits for “the mercy of our Lord Jesus Christ” must become an instrument of that mercy for others. Truth is guarded for the sake of communion with Christ and the salvation of persons, not for the pleasure of identifying who is wrong.

The Greek Orthodox Church text distinguishes compassion from rescue with fear. Nestle 1904 directs verse 22 toward those who doubt and includes a further appeal to mercy with fear in verse 23.10 These differences caution against a rigid pastoral classification. Jude calls the Church to discerning mercy, urgent rescue, and sobriety before God.

“On some have compassion” allows patience. Confusion does not always yield to one forceful conversation. A wavering person may need to be heard, taught, prayed for, and accompanied without being shamed for needing time. “Making a distinction” also means distinguishing the wounded person from the teaching or practice that wounds. If we collapse the two, correction becomes rejection. If we refuse to name what destroys, compassion loses its power to heal.

“Others save with fear, pulling them out of the fire” gives urgency its place. The participle behind “pulling” can mean snatching or seizing away from danger.11 Jude permits no indifference disguised as gentleness. Some situations cannot wait: addiction, destructive teaching, or a sin rapidly hardening the heart may demand immediate help; someone suffering coercion or abuse needs protection. Love may need to speak plainly, establish boundaries, and involve a priest, clinician, safeguarding leader, emergency service, or civil authority. Urgency never authorizes humiliation, forced disclosure, unsafe intervention, spiritual control, or concealment of abuse. A servant who sees danger clearly may still lack the competence to act alone.

Yet Christians are never the Savior in their own right. We serve the mercy of Christ, and that truth governs the manner of rescue. The aim is the endangered person’s life and healing, not the rescuer’s importance.

“With fear” belongs first to the one who helps. It is holy sobriety before God, not permission to frighten the person in danger. The rescuer knows that the same passions can reach his own heart. He prays, remains accountable, and refuses the thrill of entering another person’s crisis as a hero. Fear of God keeps courage from becoming recklessness and keeps mercy from becoming complicity.

The final image is severe: “hating even the garment defiled by the flesh.” A chitōn was a garment worn next to the body; Jude pictures defilement clinging like a stain.12 The image intensifies caution, but it does not teach hatred of the body. Nor does it direct disgust toward the person; another person’s abuse does not make its victim defiled. The command toward the person remains compassion and rescue. What is hated is the corruption that stains and destroys. St Clement of Alexandria reads the garment as “that of the soul.”13 His interpretation brings the image inward: outward respectability cannot cleanse the heart, and the stain is not the soul’s identity.

Scripture insight: the fire and the garment

The fire and stained clothing recall the same vision that stands behind Michael’s rebuke in Jude 1:9. In Zechariah 3, the high priest stands before the angel of the Lord while the Devil accuses him. The Lord rebukes the accuser and asks, “is not this as a brand plucked from the fire?” The high priest is wearing “filthy raiment”; then those standing nearby are commanded to remove it. The Lord declares, “Behold, I have taken away thine iniquities,” and commands, “clothe ye him with a long robe” (Zechariah 3:2-4; Brenton’s printed labels 3:3-5).14

The vision holds rescue and cleansing together. The high priest is not abandoned to the accuser, and his defilement is not declared harmless. He receives forgiveness and new clothing. Read against that background, Jude’s severe image serves a merciful end: the person is to be rescued, while the corruption is refused. The Church serves this restoration through truthful care, prayer, and repentance, not by treating another person as an object to be stripped of dignity.

Jude therefore refuses two easy failures. Mercy cannot become concealment, permissiveness, or the pretense that sin is harmless. Holiness cannot become disgust, contempt, or abandonment. Christ receives sinners without making peace with the sin that kills them. The Church follows Him by drawing near for the sake of healing while refusing participation in what destroys.

St John Chrysostom warns against reproving from anger and names the Christian aim: “For what is done is healing, not despite.”15 A sharp word may sometimes be needed, but its spiritual truth is measured by its purpose and manner. Does it seek the person’s restoration? Does it bear the cost of patient love? Does it leave final judgment with God? Jude’s mercy is courageous because the fire is real, and tender because the person in danger remains beloved by Christ.

The Church’s Voice in Worship ⛪

Two days before Pentecost. On Friday of the seventh week of the Holy Fifty, the Catholic Epistle is Jude 1:22-25, mercy and rescue opening into doxology. The Gospel is John 7:37-39: Christ promises rivers of living water, and the Evangelist explains, “But this He spoke concerning the Spirit.” The Pauline, 1 Corinthians 14:12-17, includes “I will pray with the spirit, and I will also pray with the understanding” (14:15).16 Jude’s command to pray in the Holy Spirit belongs to the wider letter, not that day’s appointed verses. Hearing the readings together nevertheless draws us back to his contrast: the waterless clouds and divisive life without the Spirit cannot give what Christ pours out. Mercy does not flow from the rescuer’s self-sufficiency, but from the Lord who gives life.

Faith and an undivided heart in Lent. Friday of the third week of Great Lent proclaims Jude 1:17-25 with Hebrews 11:1-8 and Luke 11:14-26.17 Hebrews says, “without faith it is impossible to please Him” (11:6); the Lord says, “Every kingdom divided against itself is brought to desolation” (Luke 11:17). Beside Jude’s most holy faith and his warning about division, these words search more deeply than a dispute over who is right. Does our fidelity build the common life, or does our manner of defending it help to tear that life apart?

On Thursday of the sixth week of Great Lent, Jude 1:19-25 accompanies 1 Timothy 2:1-3:4.18 St Paul calls for prayer for all and speaks of God, who “desires all men to be saved and to come to the knowledge of the truth” (2:4). The Church’s prayer does not stop at those whose lives are already in order. She brings before God the very people whom patient mercy and urgent rescue must seek. The closing doxology follows this hope to God our Savior.

The apostolic faith on the Sundays. On the Second Sunday of Abib, Jude 1:14-25 is heard with Galatians 1:1-24.19 Paul refuses even an angel’s authority to replace the Gospel already preached, and confesses that he received it through the revelation of Jesus Christ. Jude’s “remember” has the same firmness: no impressive messenger stands above the gift entrusted to the Church. On the Second Sunday of Hatour, the same Jude reading accompanies Hebrews 6:7-15, where love’s labor ripens through diligence, faith, and patience.20 Keeping in God’s love is neither restless novelty nor anxious standing still. It is the patient fruitfulness of a people who have received a promise.

Spiritual Fruit 🍇

  1. Let apostolic memory steady a heart that feeds on alarm. When a controversy, scandal, or confident new voice unsettles you, resist the urge to live on rumor and reaction. Return to the apostolic faith in Scripture, the Church’s worship, and sober counsel. Ask what the teaching produces in conduct and communion. Memory turns panic into discernment and gives the heart enough quiet to pray.

  2. Bring your zeal for truth under the Holy Spirit before you correct anyone. A correct judgment can still be carried by anger, rivalry, or the desire to embarrass. Name the person before God and pray for his or her eternal life. If the desire to heal is weaker than the desire to win, wait, repent, and seek counsel before speaking. The Spirit can make truth courageous without making the speaker cruel.

  3. Remain in divine love by returning when the heart drifts. Jude’s “keep yourselves” is a hopeful command inside God’s preserving mercy. When resentment, compromise, or prayerlessness pulls you away, do not build a life at that distance. Return through honest confession, obedience, the Church’s prayer, reconciliation where possible, and communion with Christ. The mercy you await is already teaching you how to come home.

  4. Discern what kind of help love requires. Some wounds need patient listening and repeated teaching; others require immediate boundaries, safeguarding, professional care, or civil intervention. Refusing to act can be as faithless as acting recklessly. Pray, tell the truth, involve the right people, and let the endangered person’s healing matter more than your need to be the rescuer.

  5. Hate what destroys without allowing the heart to despise the wounded. Contempt often disguises itself as seriousness about holiness, while permissiveness disguises itself as compassion. Jude permits neither. If another person’s fall awakens disgust, remember the mercy of Jesus Christ for which you also wait. If affection tempts you to conceal harm, remember the fire. The wounded person is never the enemy of the holiness we seek.

Footnotes

  1. Jude 1:17, Nestle 1904 text and morphology, mnēsthēte and proeirēmenōn, BibleHub. ↩

  2. Jude 1:19, Nestle 1904 text and morphology, BibleHub; psychikos, Thayer’s Greek Lexicon, sense b, which cites Jude 1:19, entry 5591. ↩

  3. St Clement of Alexandria, Comments on the Epistle of Jude, on Jude 1:19, CCEL. ↩

  4. St Irenaeus of Lyons, Against Heresies I.10.1, CCEL. ↩

  5. Romans 8:26, NKJV. ↩

  6. Jude 1:20-21, Nestle 1904 text and morphology: verse 20, epoikodomountes and proseuchomenoi, participles; verse 21, tērēsate, imperative, and prosdechomenoi, participle. ↩

  7. St Cyril of Alexandria, Commentary on John, Book 10, Chapter II, on John 15:9-10, LFC vol. 2, pp. 394-397, especially pp. 396-397, Tertullian.org. ↩

  8. Psalm 25:3 (LXX 24:3), Brenton Septuagint. ↩

  9. St Cyril of Alexandria, Commentary on John, Book 11, Chapter X, on John 17:18-19, LFC vol. 2, p. 533, Tertullian.org. ↩

  10. Jude 1:22-23, Nestle 1904 and Greek Orthodox Church texts: verse 22 and verse 23. ↩

  11. Jude 1:23, Nestle 1904 text and morphology, harpazontes, BibleHub; harpazō, Thayer’s Greek Lexicon, “to snatch out or away,” with Jude 1:23 as rescue from destruction, entry 726. ↩

  12. Jude 1:23, Nestle 1904 text and morphology, chitōna, BibleHub; dictionary form chitōn, Thayer’s Greek Lexicon, a tunic or undergarment usually worn next to the skin, entry 5509. ↩

  13. St Clement of Alexandria, Comments on the Epistle of Jude, on Jude 1:23, CCEL. ↩

  14. Zechariah 3:1-4, Brenton Septuagint. The displayed chapter uses modern labels 3:2-4 and retains Brenton’s printed labels 3:3-5 for these words; the new robe is in the line labeled 3:4, printed 3:5. ↩

  15. St John Chrysostom, Homilies on First Corinthians, Homily XLIV.5, CCEL. ↩

  16. Coptic Katameros, Friday of the seventh week of the Holy Fifty, Liturgy, Catholic Epistle, Jude 1:22-25; Pauline Epistle, 1 Corinthians 14:12-17; Gospel, John 7:37-39. May 29, 2026. ↩

  17. Coptic Katameros, Friday of the third week of Great Lent, Liturgy, Catholic Epistle, Jude 1:17-25; Pauline Epistle, Hebrews 11:1-8; Gospel, Luke 11:14-26. March 6, 2026. ↩

  18. Coptic Katameros, Thursday of the sixth week of Great Lent, Liturgy, Catholic Epistle, Jude 1:19-25; Pauline Epistle, 1 Timothy 2:1-3:4. March 26, 2026. ↩

  19. Coptic Katameros, Second Sunday of Abib, Liturgy, Catholic Epistle, Jude 1:14-25; Pauline Epistle, Galatians 1:1-24. July 19, 2026. ↩

  20. Coptic Katameros, Second Sunday of Hatour, Liturgy, Catholic Epistle, Jude 1:14-25; Pauline Epistle, Hebrews 6:7-15. November 22, 2026. ↩

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