And they were rendering service in song before the dwelling place of the Tent of Meeting, until Shelomoh had built the House of יהוה in Yerushalayim, and they performed their duties according to their ruling.
and shall gird them with girdles – Aharon and his sons – and put the turbans on them. And the priesthood shall be theirs for an everlasting law. So you shall ordain Aharon and his sons.
“And they shall guard your charge, and the duty of all the Tent, but they do not come near the furnishings of the set-apart place and the altar, lest they die, both they and you.
“But you and your sons with you are to guard your priesthood for all matters at the altar and behind the veil, and you shall serve. I have given you the priesthood as a gift for service, but the stranger who comes near is put to death.”
And those who were to camp before the Dwelling Place on the east, before the Tent of Meeting, were Mosheh and Aharon, and his sons, guarding the duty of the set-apart place, and the duty of the children of Yisra’ĕ