King James Version

What Does Luke 21:18 Mean?

Luke 21:18 in the King James Version says “But there shall not an hair of your head perish.” — study this verse from Luke chapter 21 with commentary, cross-references, and original Greek word analysis.

“But there shall not an hair of your head perish.”

Luke 21:18 · KJV

Salvation

Context

16

And ye shall be betrayed both by parents, and brethren, and kinsfolks, and friends; and some of you shall they cause to be put to death.

17

And ye shall be hated of all men for my name's sake.

18

But there shall not an hair of your head perish.

19

In your patience possess ye your souls.

20

And when ye shall see Jerusalem compassed with armies, then know that the desolation thereof is nigh.

Read Luke 21 full chapter

Commentary

KJV Study Commentary
But there shall not an hair of your head perish. Immediately after warning of universal hatred and martyrdom (vv. 16-17), Jesus promises total preservation—the hyperbolic phrase thrix ek tēs kephalēs hymōn ou mē apolētai (θρὶξ ἐκ τῆς κεφαλῆς ὑμῶν οὐ μὴ ἀπόληται, "a hair from your head shall certainly not perish") uses emphatic double negative for absolute certainty. This echoes Old Testament promises of God's meticulous care (1 Samuel 14:45, 2 Samuel 14:11, 1 Kings 1:52).

The apparent contradiction—some will be killed (v. 16) yet not a hair will perish—resolves in understanding that Jesus distinguishes physical death from ultimate destruction. The verb apollymi (ἀπόλλυμι) means "destroy utterly, lose eternally." Physical martyrdom cannot touch the soul's eternal security (Matthew 10:28). God's sovereign care extends to the smallest detail—not even a hair falls apart from His knowledge and purpose. This promise doesn't guarantee physical safety but assures that persecution cannot separate believers from God's love or thwart His purposes (Romans 8:35-39).

This teaching provides profound comfort: apparent tragedy serves God's redemptive plan. Martyrs gain rather than lose—trading temporary life for eternal glory (2 Corinthians 4:17). Every suffering is measured, purposeful, and encompassed within God's sovereign care.

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Historical & Cultural Context

This paradoxical promise would be tested immediately in early church experience. Stephen's martyrdom (Acts 7), James's execution (Acts 12:2), and widespread persecution under Roman emperors seemingly contradicted Jesus' words—unless understood spiritually. Early Christians embraced this interpretation: Polycarp's martyrdom account (AD 155) shows him rejoicing at the stake, confident of resurrection. Tertullian wrote, "The blood of the martyrs is the seed of the church," recognizing that apparent defeat advanced Christ's kingdom. The promise sustained countless believers through torture and death—physical destruction couldn't touch their eternal souls secured in Christ.

Reflection Questions

  1. How does Jesus' promise of ultimate preservation, even through martyrdom, reframe what it means to 'lose' or 'gain' in kingdom perspective?
  2. What does God's care extending to 'every hair' reveal about His detailed involvement in the suffering of His people?
  3. How should this promise affect Christian willingness to risk physical safety for gospel witness?

Original Language Analysis

Greek · 9 words
καὶ1 of 9

“But”

G2532

and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words

θρὶξ2 of 9

“an hair”

G2359

of uncertain derivation; hair

ἐκ3 of 9

“of”

G1537

a primary preposition denoting origin (the point whence action or motion proceeds), from, out (of place, time, or cause literal or figurative; direct

τῆς4 of 9
G3588

the (sometimes to be supplied, at others omitted, in english idiom)

κεφαλῆς5 of 9

“head”

G2776

the head (as the part most readily taken hold of), literally or figuratively

ὑμῶν6 of 9

“your”

G5216

of (from or concerning) you

οὐ7 of 9
G3756

the absolute negative (compare g3361) adverb; no or not

μὴ8 of 9
G3361

(adverb) not, (conjunction) lest; also (as an interrogative implying a negative answer (whereas g3756 expects an affirmative one)) whether

ἀπόληται9 of 9

“perish”

G622

to destroy fully (reflexively, to perish, or lose), literally or figuratively

Study Guide

Historical Context

This verse is found in the book of Luke. Understanding the historical and cultural background helps illuminate its meaning for the original audience and for us today.

Theological Significance

Luke 21:18 contributes to our understanding of God's character and His relationship with humanity. Consider how this verse connects to the broader themes of Scripture.

Cross-References

Verses related to Luke 21:18 from Treasury of Scripture Knowledge

Matthew 10:301 Samuel 14:45Acts 27:34Luke 12:72 Samuel 14:111 Samuel 25:29

Test Your Knowledge

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