Joshua 12:1-2

1Now these are the 1kings of the land whom the sons of Israel 2defeated, and they took possession of their land beyond the Jordan toward the sunrise, from the Valley of the Arnon as far as Mount Hermon, and all the Arabah to the east:

2Sihon king of the Amorites, who lived in Heshbon and ruled 3from Aroer, which is on the edge of the Valley of the Arnon, both the middle of the valley and half of Gilead, even as far as the brook Jabbok, the border of the sons of Ammon;