Joshua 13:21 NIV

21 all the towns on the plateau1 and the entire realm of Sihon king of the Amorites, who ruled at Heshbon. Moses had defeated him and the Midianite chiefs,2 Evi, Rekem, Zur, Hur and Reba3--princes allied with Sihon--who lived in that country.

References for Joshua 13:21