Leviticus 14:22
And two turtledoves, or two young pigeons, such as he is able to get; and the one shall be a sin offering, and the other a burnt offering.
Torrey's Topical Textbook—AKJV

Songs 2:12
The flowers appear on the earth; the time of the singing of birds is come, and the voice of the turtle is heard in our land;
Torrey's Topical Textbook—AKJV