Cross reference
Deuteronomy 16:4
4 And there shall be no leaven seen with thee in all thy borders seven days; neither shall any of the flesh, which thou sacrificest the first day at even, remain all night until the morning.
Exodus 12:10
10 And ye shall let nothing of it remain until the morning; but that which remaineth of it until the morning ye shall burn with fire.
Exodus 34:25
25 Thou shalt not offer the blood of my sacrifice with leavened bread; neither shall the sacrifice of the feast of the passover be left unto the morning.
Exodus 13:7
7 Unleavened bread shall be eaten throughout the seven days; and there shall no leavened bread be seen with thee, neither shall there be leaven seen with thee, in all thy borders.
Exodus 12:15
15 Seven days shall ye eat unleavened bread; even the first day ye shall put away leaven out of your houses: for whosoever eateth leavened bread from the first day until the seventh day, that soul shall be cut off from Israel.
Exodus 12:8
8 And they shall eat the flesh in that night, roast with fire, and unleavened bread; with bitter herbs they shall eat it.