Joshua 12:2 References

2 Sihon king of the Amorites, who lived in Heshbon, and ruled afrom 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;

a Deuteronomy 2:36


Deuteronomy 2

36 "From aAroer which is on the edge of the valley of Arnon and from the city which is in the valley, even to Gilead, there was no city that was too high for us; the Lord our God delivered all over to us.