Leviticus 12:6-7

6“When the days needed to make her clean are over, she must bring a one-year-old lamb for a burnt offering and a pigeon or a mourning dove as an offering for sin. She must bring them to the priest at the entrance to the tent of meeting.

7The priest will offer them in the Lord’s presence to make peace with the Lord for her. Then she will be clean from her flow of blood. “These are the instructions for the woman who gives birth to a boy or a girl.