And God said: This is the sign of the covenant which I will give between me and you, and to every living soul that is with you, for perpetual generations.
And the blood shall be unto you for a sign in the houses where you shall be: and I shall see the blood, and shall pass over you. And the plague shall not be upon you to destroy you, when I shall strike the land of Egypt.
And it shall be as a sign in thy hand, and as a thing hung between thy eyes, for a remembrance: because the Lord hath brought us forth out of Egypt by a strong hand.
Now therefore swear ye to me by the Lord, that as I have shewn mercy to you, so you also will shew mercy to my father's house. And give me a true token,