And God said: “This is the sign of the covenant which I make between Me and you, and every living creature that is with you, for perpetual generations:
Now the 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 the plague shall not be on you to destroy you when I strike the land of Egypt.
Now therefore, I beg you, swear to me by the Lord, since I have shown you kindness, that you also will show kindness to my father’s house, and give me a true token,