This Bible contradiction is from the Skeptic's Annotated Bible.
Leviticus 12:6-7 View context
And when the days of her purifying are fulfilled, for a son, or for a daughter, she shall bring a lamb of the first year for a burnt offering, and a young pigeon, or a turtledove, for a sin offering, unto the door of the tabernacle of the congregation, unto the priest:
Who shall offer it before the LORD, and make an atonement for her; and she shall be cleansed from the issue of her blood. This [is] the law for her that hath born a male or a female.
Genesis 1:28 View context
And God blessed them, and God said unto them, Be fruitful, and multiply, and replenish the earth, and subdue it: and have dominion over the fish of the sea, and over the fowl of the air, and over every living thing that moveth upon the earth.
1 Timothy 2:15 View context
Notwithstanding she shall be saved in childbearing, if they continue in faith and charity and holiness with sobriety.