Parallel
Numbers 21:26
Brenton's English Septuagint · Berean Standard Bible
For Esebon is the city of Seon king of the Amorites; and he before fought against the king of Moab, and they took all his land, from Aroer to Arnon.
Heshbon was the city of Sihon king of the Amorites, who had fought against the former king of Moab and taken all his land as far as the Arnon.