Deuteronomy 15:21
15:21 If they have any kind of blemish – lameness, blindness, or anything else – you may not offer them as a sacrifice to the Lord your God.
Deuteronomy 16:2
16:2 You must sacrifice the Passover animal (from the flock or the herd) to the Lord your God in the place where he chooses to locate his name.
Deuteronomy 17:1
17:1 You must not sacrifice to him a bull or sheep that has a blemish or any other defect, because that is considered offensive to the Lord your God.