Leviticus 22:27
When a calf or lamb, or goat, shall be brought forth, it shall be seven days under its mother; and from the eighth day and beyond, it shall be accepted for an offering, a sacrifice to Jehovah.
Exodus 22:30
Thus shalt thou do to thine ox, to thy sheep: seven days shall it be with its mother; in the eighth day thou shalt give it to me.
Leviticus 12:2-3
Speak to the sons of Israel, saying, When a woman shall bear seed and bring forth a male, and she was unclean seven days: according to the days of removal of being sick she shall be unclean.
Leviticus 19:23-24
And when ye shall come into the land, and ye planted every tree of food, and ye made uncircumcised in its uncircumcision its fruits: three years it shall be to you uncircumcised: it shall not be eaten.
Leviticus 22:25
And from the hand of the son of the stranger ye shall not bring near the bread of your God from all these, because their destruction is in them; a blemish in them; they shall not be accepted for you.