Numbers 23:20

20 Behold, I have received commandment to bless: and he hath blessed; and I cannot reverse it.

Numbers 23:20 In-Context

18 And he took up his parable, and said, Rise up, Balak, and hear; hearken unto me, thou son of Zippor:
19 God is not a man, that he should lie; neither the son of man, that he should repent: hath he said, and shall he not do it? or hath he spoken, and shall he not make it good
20 Behold, I have received commandment to bless: and he hath blessed; and I cannot reverse it.
21 He hath not beheld iniquity in Jacob, neither hath he seen perverseness in Israel: the LORD his God is with him, and the shout of a king is among them
22 God brought them out of Egypt; he hath as it were the strength of an unicorn.
The King James Version is in the public domain.