Numbers 33:36-38

American Standard Version

³⁶ And they journeyed from Ezion-geber, and encamped in the wilderness of Zin (the same is Kadesh). ³⁷ And they journeyed from Kadesh, and encamped in mount Hor, in the edge of the land of Edom.

³⁸ And Aaron the priest went up into mount Hor at the commandment of Jehovah, and died there, in the fortieth year after the children of Israel were come out of the land of Egypt, in the fifth month, on the first day of the month.