Numbers 23:20

Behold, I have received commandment to bless: and he hath blessed; and I cannot reverse it.
— Numbers 23:20, King James Version

In other translations

World English Bible (WEB)

Behold, I have received [commandment] to bless: He has blessed, and I can't reverse it.

American Standard Version (ASV)

Behold, I have receivedcommandmentto bless: And he hath blessed, and I cannot reverse it.

Young's Literal Translation (YLT)

Lo, to bless I have received: Yea, He blesseth, and I <FI>can<Fi> not reverse it.