Numbers 22:36-37

36Balak heard the news that Balaam was coming. He went out to meet Balaam at the border of Moab's land. The town was beside the river Arnon.

37Balak said to Balaam, ‘You should have come the first time that I sent men to get you. Why did you not come? Did you think that I could not pay you with enough good things?’