Numbers 23:22-26

God brought them out of Egypt; for them he is as strong as a wild ox. No curse can touch Jacob; no magic has any power against Israel. For now it will be said of Jacob, ‘What wonders God has done for Israel!’ These people rise up like a lioness, like a majestic lion rousing itself. They refuse to rest until they have feasted on prey, drinking the blood of the slaughtered!” Then Balak said to Balaam, “Fine, but if you won’t curse them, at least don’t bless them!” But Balaam replied to Balak, “Didn’t I tell you that I can do only what the LORD tells me?”