Exodus Chapter 12 Verse 16And in the first day [there shall be] an holy convocation, and in the seventh day there shall be an holy convocation to you; no manner of work shall be done in them, save [that] which every man must eat, that only may be done of you.

And ye shall keep it up until the fourteenth day of the same month: and the whole assembly of the congregation of Israel shall kill it in the evening.

And they shall take of the blood, and strike [it] on the two side posts and on the upper door post of the houses, wherein they shall eat it.

And they shall eat the flesh in that night, roast with fire, and unleavened bread; [and] with bitter [herbs] they shall eat it.

Eat not of it raw, nor sodden at all with water, but roast [with] fire; his head with his legs, and with the purtenance thereof.

And ye shall let nothing of it remain until the morning; and that which remaineth of it until the morning ye shall burn with fire.

And thus shall ye eat it; [with] your loins girded, your shoes on your feet, and your staff in your hand; and ye shall eat it in haste: it [is] the LORD'S passover.

For I will pass through the land of Egypt this night, and will smite all the firstborn in the land of Egypt, both man and beast; and against all the gods of Egypt I will execute judgment: I [am] the LORD.

And the blood shall be to you for a token upon the houses where ye [are]: and when I see the blood, I will pass over you, and the plague shall not be upon you to destroy [you], when I smite the land of Egypt.

And this day shall be unto you for a memorial; and ye shall keep it a feast to the LORD throughout your generations; ye shall keep it a feast by an ordinance for ever.

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.

And ye shall observe [the feast of] unleavened bread; for in this selfsame day have I brought your armies out of the land of Egypt: therefore shall ye observe this day in your generations by an ordinance for ever.

In the first [month], on the fourteenth day of the month at even, ye shall eat unleavened bread, until the one and twentieth day of the month at even.

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.

Ye shall eat nothing leavened; in all your habitations shall ye eat unleavened bread.

Then Moses called for all the elders of Israel, and said unto them, Draw out and take you a lamb according to your families, and kill the passover.

And ye shall take a bunch of hyssop, and dip [it] in the blood that [is] in the bason, and strike the lintel and the two side posts with the blood that [is] in the bason; and none of you shall go out at the door of his house until the morning.

For the LORD will pass through to smite the Egyptians; and when he seeth the blood upon the lintel, and on the two side posts, the LORD will pass over the door, and will not suffer the destroyer to come in unto your houses to smite [you].

And ye shall observe this thing for an ordinance to thee and to thy sons for ever.

And it shall come to pass, when ye be come to the land which the LORD will give you, according as he hath promised, that ye shall keep this service.

And it shall come to pass, when your children shall say unto you, What mean ye by this service?

The Book of Exodus, Chapter 12, Verse 16