Leviticus 7:36

which Yahweh commanded to be given them of the children of Israel, in the day that he anointed them. It is their portion forever throughout their generations.

Leviticus 8:12

He poured some of the anointing oil on Aaron's head, and anointed him, to sanctify him.

Leviticus 8:30

Moses took some of the anointing oil, and some of the blood which was on the altar, and sprinkled it on Aaron, on his garments, and on his sons, and on his sons' garments with him, and sanctified Aaron, his garments, and his sons, and his sons' garments with him.

Exodus 40:13-15

You shall put on Aaron the holy garments; and you shall anoint him, and sanctify him, that he may minister to me in the priest's office.

Treasury of Scripture Knowledge

Summary

Which the LORD commanded to be given them of the children of Israel, in the day that he anointed them, by a statute for ever throughout their generations.

Bible References

In the day

Leviticus 8:12
He poured some of the anointing oil on Aaron's head, and anointed him, to sanctify him.
Exodus 40:13
You shall put on Aaron the holy garments; and you shall anoint him, and sanctify him, that he may minister to me in the priest's office.