Leviticus 8:23

8:23 and he slaughtered it. Moses then took some of its blood and put it on Aaron’s right earlobe, on the thumb of his right hand, and on the big toe of his right foot.

Leviticus 16:33

16:33 and he is to purify the Most Holy Place, he is to purify the Meeting Tent and the altar, and he is to make atonement for the priests and for all the people of the assembly.