These were their offices in their service for coming into the House of יהוה according to their right-ruling by the hand of Aharon their father, as יהוה Elohim of Yisra’ĕ
And for the sons of Aharon the priests, who were in the fields of the open land of their cities, in each and every city, there were men who were called by name to distribute portions to all the males among the priests and to all who were listed by genealogies among the Lĕ
“And you shall put them on Aharon your brother and on his sons with him, and shall anoint them, and shall ordain them, and shall set them apart, and they shall serve as priests to Me.
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.
“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.”