The blood will be a sign for you on the houses where you are, so that when I see ¹  the blood I will pass over you, ²  and this plague ³  will not fall on you to destroy you ⁴  when I attack ⁵  the land of Egypt. ⁶ 

For the Lord will pass through to strike Egypt, and when he sees ¹  the blood on the top of the doorframe and the two side posts, then the Lord will pass over the door, and he will not permit the destroyer ²  to enter your houses to strike you. ³ 

then you will say, ‘It is the sacrifice ¹  of the Lord’s Passover, when he passed over the houses of the Israelites in Egypt, when he struck ²  Egypt and delivered our households.’” The people bowed down low ³  to the ground,