Leviticus 14:11-15

and the priest who is going to pronounce him clean shall present the person to be cleansed and the offerings before the Lord at the doorway of the tent of meeting.

Then the priest shall take the one male lamb and bring it as a guilt offering, with the log of oil, and present them as a wave offering before the Lord.

Next he shall slaughter the male lamb in the place where they slaughter the sin offering and the burnt offering, at the place of the sanctuary—for the guilt offering, like the sin offering, belongs to the priest; it is most holy.

The priest shall then take some of the blood of the guilt offering, and the priest shall put it on the lobe of the right ear of the one to be cleansed, and on the thumb of his right hand, and on the big toe of his right foot.

The priest shall also take some of the log of oil, and pour it into his left palm;