Numbers 22:7, 17-18

So the elders of Moab and the elders of Midian departed with the fees for divination in their hand; and they came to Balaam and repeated Balak’s words to him.

for I will indeed honor you richly, and I will do whatever you say to me. Please come then, curse this people for me.’ ” Balaam replied to the servants of Balak, “Though Balak were to give me his house full of silver and gold, I could not do anything, either small or great, contrary to the command of the LORD my God.