Exodus 12:19

Overview - Exodus 12
1	The beginning of the year is changed.
3	The passover is instituted.
11	The import of the rite of the passover.
15	Unleavened bread, etc.
29	The firstborn are slain.
31	The Israelites are driven out of the land.
37	They come to Succoth.
41	The time of their sojourning.
43	The ordinance of the passover.

Exodus 12:19  (King James Version)
Seven days shall there be no leaven 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.