Deuteronomy 4:46
while they were in the valley across the Jordan facing Beth-peor in the land of Sihon king of the Amorites, who lived in Heshbon and was defeated by Moses and the Israelites after they had come out of Egypt.
Berean Standard Bible
On this side Jordan, in the valley over against Beth-peor, in the land of Sihon king of the Amorites, who dwelt at Heshbon, whom Moses and the children of Israel smote, after they were come forth out of Egypt:
beyond the Jordan, in the valley opposite Beth Peor, in the land of Sihon king of the Amorites, who lived at Heshbon, whom Moses and the children of Israel struck when they came out of Egypt.