Leviticus 12:5

But if she will bear a female, she shall be unclean for two weeks, according to the custom of her monthly flow, and she shall remain in the blood of her purification for sixty-six days

Other versions

King James Version

But if she bear a maid child, then she shall be unclean two weeks, as in her separation: and she shall continue in the blood of her purifying threescore and six days.

English Standard Version

But if she bears a female child, then she shall be unclean two weeks, as in her menstruation. And she shall continue in the blood of her purifying for sixty-six days.

New International Version

If she gives birth to a daughter, for two weeks the woman will be unclean, as during her period. Then she must wait sixty-six days to be purified from her bleeding.