Numbers 22:4-5

⁴And Moab said to the elders of Mid'ian, "This horde will now lick up all that is round about us, as the ox licks up the grass of the field." So Balak the son of Zippor, who was king of Moab at that time, ⁵sent messengers to Balaam the son of Be'or at Pethor, which is near the River, in the land of Amaw to call him, saying, "Behold, a people has come out of Egypt; they cover the face of the earth, and they are dwelling opposite me.