“When an ox or a sheep or a goat is born, it shall remain seven days with its mother, and from the eighth day on it shall be acceptable as the Lord’s offering by fire.
“You shall not delay to make offerings from the fullness of your harvest and from the outflow of your presses. “The firstborn of your sons you shall give to me.
It shall be on Aaron’s forehead, and Aaron shall take on himself any guilt incurred in the holy offerings that the Israelites consecrate as their sacred donations; it shall always be on his forehead, in order that they may find favor before the Lord.
nor shall you accept any such animals from a foreigner to offer as food to your God; since they are mutilated, with a blemish in them, they shall not be accepted on your behalf.”
So Samuel took a sucking lamb and offered it as a whole burnt offering to the Lord; Samuel cried out to the Lord for Israel, and the Lord answered him.