Aaron was 123 years old when he died on Mount Hor.
Moses was eighty years old and Aaron was eighty-three when they spoke to the king.
Aaron the priest obeyed the Lord and went up Mount Hor. There he died on the first day of the fifth month In the fortieth year after the Israelites left Egypt.
The Canaanite king of Arad, who lived in the southern area of Canaan, heard that the Israelites were coming.