New King James Version
“For I am the LORD, I do not change; Therefore you are not consumed, O sons of Jacob.

King James Bible
For I am the LORD, I change not; therefore ye sons of Jacob are not consumed.

American Standard Version
For I, Jehovah, change not; therefore ye, O sons of Jacob, are not consumed.

Berean Study Bible
“Because I, the LORD, do not change, you descendants of Jacob have not been destroyed.

Douay-Rheims Bible
For I am the Lord, and I change not: and you the sons of Jacob are not consumed.

English Revised Version
For I the LORD change not; therefore ye, O sons of Jacob, are not consumed.

World English Bible
"For I, Yahweh, don't change; therefore you, sons of Jacob, are not consumed.

Young's Literal Translation
For I am Jehovah, I have not changed, And ye, the sons of Jacob, Ye have not been consumed.

Malachi 3:6 Additional Translations ...