Exodus 30:25 "You shall make of these a holy anointing oil, a perfume mixture, the work of a perfumer; it shall be a holy anointing oil.

Leviticus 8:12 Then he poured some of the anointing oil on Aaron's head and anointed him, to consecrate him.

Leviticus 21:10 'The priest who is the highest among his brothers, on whose head the anointing oil has been poured and who has been consecrated to wear the garments, shall not uncover his head nor tear his clothes;

Numbers 35:25 'The congregation shall deliver the manslayer from the hand of the blood avenger, and the congregation shall restore him to his city of refuge to which he fled; and he shall live in it until the death of the high priest who was anointed with the holy oil.

Psalm 133:2 It is like the precious oil upon the head, Coming down upon the beard, Even Aaron's beard, Coming down upon the edge of his robes. (NASB ©1995)