Leviticus 22:27
“When a bull or a sheep or a goat is born, it shall remain for seven days with its mother; and after the eighth day it shall be accepted as an offering by fire to the Lord.
Exodus 22:30
You shall do the same with your oxen and with your sheep. It shall be with its mother for seven days; on the eighth day you shall give it [as an offering] to Me.
Leviticus 12:2-3
“Speak to the children of Israel, saying,
‘If a woman conceives and gives birth to a male child, she shall be [ceremonially] unclean for seven days, unclean as during her monthly period.
Leviticus 19:23-24
‘When you enter the land and plant all kinds of trees for food, then you shall consider their fruit
Leviticus 22:25
Nor shall you offer as the food of your God any such [animals obtained] from a foreigner, because their corruption and blemish makes them unfit; there is a defect in them, they shall not be accepted for you.’”