Numbers 33:39-41 New King James Version (NKJV)

39. Aaron was one hundred and twenty-three years old when he died on Mount Hor.

40. Now the king of Arad, the Canaanite, who dwelt in the South in the land of Canaan, heard of the coming of the children of Israel.

41. So they departed from Mount Hor and camped at Zalmonah.

Numbers 33