Numbers 20:28-29

Complete Jewish Bible

²⁸ Moshe removed the garments from Aharon, and put them on El‘azar his son, and Aharon died there on the top of the mountain. Then Moshe and El‘azar came down the mountain. ²⁹ When the entire community saw that Aharon was dead, they mourned Aharon thirty days, the whole house of Isra’el.