Exodus 23:18
You shall not offer the blood of My sacrifice with leaven, neither shall the fat of My sacrifice remain until the morning.
Exodus 34:25
You shall not slaughter the blood of My sacrifice with leaven. Neither shall the sacrifice of the feast of the Passover be left to the morning.
Leviticus 2:11
Any food offering which you shall bring to Jehovah shall not be made with leaven. For you shall burn no leaven, nor any honey, in any offering of Jehovah made by fire.
Deuteronomy 16:4
And there shall be no leavened bread seen with you in all your borders for seven days. Nor shall any of the flesh which you sacrificed in the first day at evening remain all night until the morning.
Exodus 12:8
And they shall eat the flesh in that night, roasted with fire, and unleavened bread. They shall eat it with bitter herbs.
Exodus 12:10
And you shall not let any of it remain until the morning. And that which remains of it until the morning you shall burn with fire.
Exodus 12:15
You shall eat unleavened bread seven days; even the first day you shall put away leaven out of your houses. For whoever eats leavened bread from the first day until the seventh day, that soul shall be cut off from Israel.
Leviticus 7:15
And the flesh of the sacrifice of his peace offerings for thanksgiving shall be eaten the same day that it is offered. He shall not leave any of it until the morning.
Leviticus 7:12
If he offers it for a thanksgiving, then he shall offer with the sacrifice of thanksgiving unleavened cakes mixed with oil, and unleavened wafers anointed with oil, and cakes mixed with oil, of fine flour, fried.