TSK · Leviticus 15:29

Inauguration of Tabernacle Worship On the eighth day Moses summoned Aaron and his sons and the elders of Israel,

If she cannot afford a sheep, then she must take two turtledoves or two young pigeons, one for a burnt offering and one for a sin offering, and the priest is to make atonement on her behalf, and she will be clean.’”

On the eighth day he is to bring two turtledoves or two young pigeons to the priest, to the entrance to the tent of meeting.