1 Samuel 15:29

And also the Strength of Israel will not lie nor repent: for he is not a man, that he should repent.
— 1 Samuel 15:29, King James Version

In other translations

World English Bible (WEB)

Also the Strength of Israel will not lie nor repent; for he is not a man, that he should repent.

American Standard Version (ASV)

And also the Strength of Israel will not lie nor repent; for he is not a man, that he should repent.

Young's Literal Translation (YLT)

and also, the Pre-eminence of Israel doth not lie nor repent, for He <FI>is<Fi> not a man to be penitent.'