Seven days you shall eat unleavened bread; on the first day you shall put away leaven out of your houses, for if any one eats what is leavened, from the first day until the seventh day, that person shall be cut off from Israel.
And if any of the flesh for the ordination, or of the bread, remain until the morning, then you shall burn the remainder with fire; it shall not be eaten, because it is holy.
“No cereal offering which you bring to the Lord shall be made with leaven; for you shall burn no leaven nor any honey as an offering by fire to the Lord.
If he offers it for a thanksgiving, then he shall offer with the thank offering unleavened cakes mixed with oil, unleavened wafers spread with oil, and cakes of fine flour well mixed with oil.
And the flesh of the sacrifice of his peace offerings for thanksgiving shall be eaten on the day of his offering; he shall not leave any of it until the morning.
No leaven shall be seen with you in all your territory for seven days; nor shall any of the flesh which you sacrifice on the evening of the first day remain all night until morning.