38 And Aaron the priest goeth up unto mount Hor, by the command of Jehovah, and dieth there, in the fortieth year of the going out of the sons of Israel from the land of Egypt, in the fifth month, on the first of the month;
38
At the LORD’s command Aaron the priest went up Mount Hor, where he died on the first day of the fifth month of the fortieth year after the Israelites came out of Egypt.
Young's Literal Translation is in the public domain.