Leviticus 4:31-33 New International Version - UK (NIVUK)
31 They shall remove all the fat, just as the fat is removed from the fellowship offering, and the priest shall burn it on the altar as an aroma pleasing to the Lord. In this way the priest will make atonement for them, and they will be forgiven.
32 ‘“If someone brings a lamb as their sin offering, they are to bring a female without defect. 33 They are to lay their hand on its head and slaughter it for a sin offering at the place where the burnt offering is slaughtered.