Numbers 33:39-41

Holman Christian Standard Bible

³⁹ Aaron was 123 years old when he died on Mount Hor. ⁴⁰ At that time the Canaanite king of Arad, who lived in the Negev in the land of Canaan,^(A) heard the Israelites were coming.
⁴¹ They departed from Mount Hor and camped at Zalmonah.