You shall not sacrifice to the LORD your God an ox or a sheep with any defect or serious flaw, for that is detestable to the LORD your God.
Jewish Publication Society of America Version (JPS1917) - Deuteronomy 17:1 >Thou shalt not sacrifice unto the LORD thy God an ox, or a sheep, wherein is a blemish, even any evil thing; for that is an abomination unto the LORD thy God.