Exodus 12:15 - Seven days shall ye eat unleavened bread; even the first day ye shall put away leaven H7603 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 12:19 - Seven days shall there be no leaven H7603 found in your houses: for whosoever eateth that which is leavened, even that soul shall be cut off from the congregation of Israel, whether he be a stranger, or born in the land.
Exodus 13:7 - Unleavened bread shall be eaten seven days; and there shall no leavened bread be seen with thee, neither shall there be leaven H7603 seen with thee in all thy quarters.
Leviticus 2:11 - No meat offering, which ye shall bring unto the LORD, shall be made with leaven: for ye shall burn no leaven, H7603 nor any honey, in any offering of the LORD made by fire.
Deuteronomy 16:4 - And there shall be no leavened bread H7603 seen with thee in all thy coast seven days; neither shall there any thing of the flesh, which thou sacrificedst the first day at even, remain all night until the morning.