Numbers 20:29

And when Aaron had died at the top of the mountain, Moses came down with Eleazar

Other versions

King James Version

And when all the congregation saw that Aaron was dead, they mourned for Aaron thirty days, even all the house of Israel.

English Standard Version

And when all the congregation saw that Aaron had perished, all the house of Israel wept for Aaron thirty days.

New International Version

and when the whole community learned that Aaron had died, the entire house of Israel mourned for him thirty days.