You shall anoint them, as you anointed their father, that they may minister to Me as priests; for their anointing shall surely be an everlasting priesthood throughout their generations."
Exodus 40:15
Surrounding context
40:14 And you shall bring his sons and clothe them with tunics.
40:15 You shall anoint them, as you anointed their father, that they may minister to Me as priests; for their anointing shall surely be an everlasting priesthood throughout their generations."
40:16 Thus Moses did; according to all that the LORD had commanded him, so he did.