Exodus 23:18
Thou shalt not offer the blood of my sacrifice with leavened bread; neither shall the fat of my sacrifice remain until the morning.
Exodus 34:25
Thou shalt not offer the blood of my sacrifice with leaven, neither shall the sacrifice of the feast of the passover be left until the morning.
Leviticus 2:11
No meat-offering which ye shall bring to the LORD shall be made with leaven: for ye shall burn no leaven, nor any honey, in any offering of the LORD made by fire.
Deuteronomy 16:4
And there shall be no leavened bread seen with thee in all thy borders seven days; neither shall there any thing of the flesh, which thou didst sacrifice 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, and with bitter herbs they shall eat it.
Exodus 12:10
And ye shall let nothing of it remain till the morning: and that which remaineth of it till the morning ye shall burn with fire.
Exodus 12:15
Seven days shall ye eat unleavened bread; even the first day ye shall put away leaven out of your houses: for whoever eateth leavened bread, from the first day till 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 shall offer it for a thanksgiving, then he shall offer with the sacrifice of thanksgiving unleavened cakes mingled with oil, and unleavened wafers anointed with oil, and cakes mingled with oil, of fine flour, fried.