Numbers 23:30 KJV

And Balak did as Balaam had said, and offered a bullock and a ram on every altar.
Numbers 23:30, King James Version

In context

29 And Balaam said unto Balak, Build me here seven altars, and prepare me here seven bullocks and seven rams.

30 And Balak did as Balaam had said, and offered a bullock and a ram on every altar.