Luke 2:24
"And to offer a sacrifice according to that which is said in the law of the Lord, A pair of turtledoves, or two young pigeons."
Cross References (ranked by relevance)
Leviticus 12:2
Speak unto the children of Israel, saying, If a woman have conceived seed, and born a man child: then she shall be unclean seven days; according to the days of the separation for her infirmity shall she be unclean.
2 Corinthians 8:9
For ye know the grace of our Lord Jesus Christ, that, though he was rich, yet for your sakes he became poor, that ye through his poverty might be rich.