Among the slain were Evi, Rekem, Zur, Hur, and Reba—the five kings of Midian. They also killed Balaam son of Beor with the sword.
Jewish Publication Society of America Version (JPS1917) - Numbers 31:8 >And they slew the kings of Midian with the rest of their slain: Evi, and Rekem, and Zur, and Hur, and Reba, the five kings of Midian; Balaam also the son of Beor they slew with the sword.