Leviticus 5:7

5:7 “‘If he cannot afford an animal from the flock, he must bring his penalty for guilt for his sin that he has committed, two turtledoves or two young pigeons, to the Lord, one for a sin offering and one for a burnt offering.

Leviticus 8:25

8:25 Then he took the fat (the fatty tail, all the fat on the entrails, the protruding lobe of the liver, and the two kidneys and their fat) and the right thigh,

Leviticus 12:8

12:8 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.’”

Leviticus 15:14

15:14 Then on the eighth day he is to take for himself two turtledoves or two young pigeons, and he is to present himself before the Lord at the entrance of the Meeting Tent and give them to the priest,