Deuteronomy 15:19-21 ▼

19 Every firstling male born of your herd and flock you shall consecrate to the LORD your God; you shall not do work with your firstling ox nor shear the firstling of your flock.

20 You shall eat it, you together with your household, in the presence of the LORD your God year by year at the place that the LORD will choose.

21 But if it has any defect—any serious defect, such as lameness or blindness—you shall not sacrifice it to the LORD your God;