EXODUS 40:15
and thou shalt anoint them, as thou didst anoint their father, that they may minister unto me in the priest’s office: and their anointing shall be to them for an everlasting priesthood throughout their generations.and thou shalt anoint them, as thou didst anoint their father, that they may minister unto me in the priest’s office: and their anointing shall be to them for an everlasting priesthood throughout their generations.