Exodus 12:3
3 Tell all the congregation of Israel that on the tenth day of this month every man shall take a lamb gaccording to their fathers’ houses, a lamb for a household.
Exodus 12:7
7 “Then they shall take some of the blood and put it on the jtwo doorposts and the lintel of the houses in which they eat it.
Exodus 12:13
13 sThe blood shall be a sign for you, on the houses where you are. And when I see the blood, I will pass over you, and no plague will befall you to destroy you, when I strike the land of Egypt.