Numbers 22:7

22:7 So the elders of Moab and the elders of Midian departed with the fee for divination in their hand. They came to Balaam and reported to him the words of Balak.

Numbers 22:17-18

22:17 For I will honor you greatly, and whatever you tell me I will do. So come, put a curse on this nation for me.’”

22:18 Balaam replied to the servants of Balak, “Even if Balak would give me his palace full of silver and gold, I could not transgress the commandment of the Lord my God to do less or more.