Leviticus 12:2

2 “Say to the Israelites: ‘A woman who becomes pregnant and gives birth to a son will be ceremonially unclean for seven days, just as she is unclean during her monthly period.

Read Leviticus 12:2 Using Other Translations

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.
"Speak to the people of Israel, saying, 'If a woman conceives and bears a male child, then she shall be unclean seven days. As at the time of her menstruation, she shall be unclean.
“Give the following instructions to the people of Israel. If a woman becomes pregnant and gives birth to a son, she will be ceremonially unclean for seven days, just as she is unclean during her menstrual period.