Leviticus 14:22; Leviticus 14:30; Leviticus 14:31

22 and two turtledoves or two young pigeons which are within his means, the one shall be a sin offering and the other a burnt offering.

30 "He shall then offer one of the turtledoves or young pigeons, which are within his means.

31 "He shall offer what he can afford , the one for a sin offering and the other for a burnt offering, together with the grain offering. So the priest shall make atonement before the LORD on behalf of the one to be cleansed.