What Does Hebrews 3:12 Mean in the King James?

Take heed, brethren, lest there be in any of you an evil heart of unbelief, in departing from the living God.
Hebrews 3:12 · KJV
The analysis reads the King James wording.

King James Version The King James Version, first published in 1611. Selah Verse shows the standard text.

This verse in the Selah Decoded Version

The verse calls unbelief a direction of the heart: distrust does not stay inside but becomes a standing-away from the living God.

The warning speaks into the reader’s present inner life: distrust can settle into the heart and take shape as withdrawal from the living God. Here unbelief is more than a private idea; it is a relationship losing its orientation toward life.

WHAT THIS UNDOES

It undoes the belief that unbelief is only a private opinion with no consequence for relationship: this verse gives it a direction, away from the living God.

ἀπιστίας

apistias

GROWS FROM

⁨πειθ-⁩ / ⁨πιστ-⁩ (peith- / pist-)

Persuade, bring into trust; the ⁨πιστ-⁩ word family carries the sense of trust and reliability.

“unbelief” in this verse is apistias. The word joins a negation to the word family for trust: it names the absence of reliance, the refusal to lean your full weight on God. The verse links that inward distrust to an outward movement away from the living God.

ALSO GROWS

peithō: Persuade; trust or be persuaded.

πείθω

It points beneath unbelief to the question of what the heart trusts enough to rely on.

pistis: Trust, reliance, confidence.

πίστις

This is the positive form of the same word family, making the verse’s “unbelief” a failure of trust rather than merely a lack of information.

pistos: Trustworthy, reliable.

πιστός

The family also describes what can be relied on, bringing the question of trust into view.

ἀποστῆναι

apostēnai

GROWS FROM

⁨ἀπό⁩ + ⁨ἵστημι⁩ (apo + histēmi)

Stand away; withdraw or take a position apart.

The word for departing carries the image of standing away. The verse presents distrust as a movement of relationship: the heart’s mistrust takes shape as withdrawal from the living God.

ALSO GROWS

aphistēmi: Withdraw, depart, stand away.

ἀφίστημι

This verb family makes the separation in “departing from” concrete as an act of withdrawal.

apostasis: Departure, withdrawal, rebellion.

ἀπόστασις

The related noun preserves the same movement away, showing how standing apart can become a settled departure.

A heart’s trust sets its direction: distrust toward God becomes withdrawal, while trust keeps a person turned toward him.

Because they believed not in God, and trusted not in his salvation:
Psalm 78:22 · KJVThis names distrust as a failure to rely on God and his deliverance, echoing the heart’s refusal of trust.
Thus saith the LORD; Cursed be the man that trusteth in man, and maketh flesh his arm, and whose heart departeth from the LORD.
Jeremiah 17:5 · KJVThe heart is explicitly said to depart from the LORD when its trust rests elsewhere, tracing the same movement from inward reliance to outward separation.
But we are not of them who draw back unto perdition; but of them that believe to the saving of the soul.
Hebrews 10:39 · KJVDrawing back is set against believing, showing the same fork between withdrawal and trust.
But we are not of them who draw back unto perdition; but of them that believe to the saving of the soul.
Hebrews 10:39 · KJV

The word rendered “unbelief” in Hebrews 3:12, ⁨ἀπιστία⁩ (apistia, lack of trust), shares the ⁨πιστ-⁩ (pist-) word family with ⁨πιστεύω⁩ (pisteuō, trust or believe) in this verse. Hebrews 10:39 makes the movement visible by setting “draw back” against “believe.”

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Hebrews 3:12 KJV Meaning