Numbers 31:8

8They killed the kings of Midian with the rest of their slain, aEvi, Rekem, bZur, Hur, and Reba, the five kings of Midian. And they also killed cBalaam the son of Beor with the sword.

Joshua 13:21

21that is, dall the cities of the tableland, and all the kingdom of Sihon king of the Amorites, who reigned in Heshbon, ewhom Moses defeated with fthe leaders of Midian, Evi and Rekem and Zur and Hur and Reba, the princes of Sihon, who lived in the land.
Copyright information for ESV