17. And you shall observe the feast of the unleavened bread: for in this same day I will bring forth your army out of the land of Egypt, and you shall keep this day in your generations by a perpetual observance.
18. The first month, the fourteenth day of the month in the evening, you shall eat unleavened bread, until the one and twentieth day of the same month in the evening.
19. Seven days there shall not be found any leaven in your houses: he that shall eat leavened bread, his soul shall perish out of the assembly of Israel, whether he be a stranger or born in the land.
20. You shall not eat any thing leavened: in all your habitations you shall eat unleavened bread.
21. And Moses called all the ancients of the children of Israel, and said to them: Go take a lamb by your families, and sacrifice the Phase.