Leviticus 15:26

15:26 Any bed she lies on all the days of her discharge will be to her like the bed of her menstruation, any furniture she sits on will be unclean like the impurity of her menstruation,

Leviticus 22:21

22:21 If a man presents a peace offering sacrifice to the Lord for a special votive offering or for a freewill offering from the herd or the flock, it must be flawless to be acceptable; it must have no flaw.