What Does Isaiah 45:23 Mean?

I have sworn by myself; the word has gone out of my mouth in alignment, and shall not turn back. To me every knee shall bend, and every tongue shall swear.
Isaiah 45:23 · SDV
Key words are shown with the Hebrew or Greek and what each word meant.

Selah Decoded Version The Selah Decoded Version renders what the Hebrew and Greek words meant to the people who first heard them.

This verse in the King James

King James wording
I have sworn by myself, the word is gone out of my mouth in righteousness, and shall not return, That unto me every knee shall bow, every tongue shall swear.

God’s oath and every tongue’s oath use the same Hebrew root, so the verse ends with humanity echoing the act by which it begins.

The word from God’s mouth is aligned and does not turn back. The verse places you among every knee that bends and every tongue that swears to God. The body’s bow and the mouth’s oath are two forms of the same answer.

WHAT THIS UNDOES

It undoes the belief that God’s word can fail to reach its end: the verse says it does not return, and every knee and tongue answers.

נִשְׁבַּעְתִּי

nishbaʿti

GROWS FROM

שׁבע

sh-b-ʿ

To swear, to bind oneself by oath.

The Hebrew uses this root first for God’s oath and again for the oath of every tongue. English gives the clauses different subjects, while the repeated root links God’s sworn word with humanity’s response.

ALSO GROWS

nishbaʿti: To swear or bind by oath.

נִשְׁבַּעְתִּי

This is the root in the opening declaration, where God swears by himself.

tishavaʿ: To swear or make an oath.

תִּשָּׁבַע

The same root returns in the final clause, now on every tongue.

דָּבָר

davar

GROWS FROM

דבר

d-b-r

The verb means to speak; the noun can mean a word, matter, or affair.

English can make a word sound like something that simply passes. Hebrew davar also means a matter or affair, giving weight to the word that goes out and does not return.

ALSO GROWS

dibber: To speak or declare.

דִּבֶּר

It shows the spoken action carried by the word that leaves God’s mouth.

davar: A spoken word or a matter at hand.

דָּבָר

The word is also a matter with substance, not merely a sound.

צְדָקָה

tsedaqah

GROWS FROM

צדק

ṣ-d-q

Rightness and justice; here the word carries the sense of alignment.

“in alignment” in this verse is tsedaqah. The word going out from God’s mouth is characterized by alignment. Its certainty and its rightness belong together in the verse.

ALSO GROWS

tsedeq: What is right or just.

צֶדֶק

It carries the same root sense of alignment found in the verse’s description of God’s word.

tsaddiq: A person characterized by rightness or justice.

צַדִּיק

This related form shows how the root can describe alignment in a person as well as in an act.

What God declares reaches its purpose and draws every knee and tongue into acknowledgment.

So shall my word be that goes forth from my mouth. It shall not return to me empty, but shall do what I delight in, and shall break through in the thing to which I sent it.
Isaiah 55:11 · SDVGod’s word goes out and does not return without reaching what it was sent to do.
For it is written, "As I live, says the Lord, every knee shall bend to me, and every tongue shall speak out to God."
Romans 14:11 · SDVThe verse echoes Isaiah’s image of every knee bowing and every tongue giving its acknowledgment to God.
All the ends of the earth remember and turn back to the LORD; all the families of the nations bow down before you.
Psalm 22:27 · SDVThe response extends across the nations, as people turn toward the LORD.
So shall my word be that goes forth from my mouth. It shall not return to me empty, but shall do what I delight in, and shall break through in the thing to which I sent it.
Isaiah 55:11 · SDV

The word Isaiah calls davar (⁨דָּבָר⁩, davar: word or matter) is the same Hebrew noun used here for the word going out from God’s mouth. Both verses join its departure to its certain nonreturn, placing this oath within a repeated claim about what God’s word does.

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Isaiah 45:23 Meaning