When you offer a sacrifice to ask my blessing, there must be nothing wrong with the animal. This is true, whether the sacrifice is part of a promise or something you do voluntarily.
Some of the priests will lay these pieces on the altar and send them up in smoke with a smell that pleases me, together with the sacrifice that is offered to please me.
If all of you disobey one of my laws without meaning to, you must offer a bull as a sacrifice to please me, together with a grain sacrifice, a wine offering, and a goat as a sacrifice for sin.