Deuteronomy 3:2

Then they turned and went up by the way of Bashan, and Og the king of Bashan went out to meet them, he and all his people for battle at Edrei.

But Yahweh said to Moses, “Do not fear him, for I have given him into your hand, and all his people and his land; and you shall do to him as you did to Sihon, king of the Amorites, who lived at Heshbon.”

“Then you came to this place, and Sihon the king of Heshbon and Og the king of Bashan came out to meet us for battle, but we struck them down;