Leviticus 12:4-6

Young's Literal Translation

⁴ and thirty and three days she doth abide in the blood of her cleansing; against any holy thing she doth not come, and unto the sanctuary she doth not go in, till the fulness of the days of her cleansing.

⁵ `And if a female she bear, then she hath been unclean two weeks, as in her separation; and sixty and six days she doth abide for the blood of her cleansing.

⁶ `And in the fulness of the days of her cleansing for son or for daughter she doth bring in a lamb, a son of a year, for a burnt-offering, and a young pigeon or a turtle-dove for a sin-offering, unto the opening of the tent of meeting, unto the priest;