Leviticus 2:6-7

2:6 Crumble it in pieces and pour olive oil on it – it is a grain offering. 2:7 If your offering is a grain offering made in a pan, it must be made of choice wheat flour deep fried in olive oil.

Leviticus 2:15

2:15 And you must put olive oil on it and set frankincense on it – it is a grain offering.

Leviticus 14:26

14:26 The priest will then pour some of the olive oil into his own left hand,