Numbers 22:7, 17-18

The elders of Moab and Midian went with payment in their hands. When they found Balaam, they told him what Balak had said.

I will pay you very well, and I will do what you say. Come and put a curse on these people for me.” But Balaam answered Balak’s servants, “King Balak could give me his palace full of silver and gold, but I cannot disobey the LORD my God in anything, great or small.