and that you may recount to your son and grandson how I made a fool of the Egyptians and what signs I did among them, so that you may know that I am the Lord.
And when your son asks you later on, ‘What does this mean?’ you will tell him, ‘With a strong hand the Lord brought us out of Egypt, out of a house of slavery.
I will so harden Pharaoh’s heart that he will pursue them. Thus I will receive glory through Pharaoh and all his army, and the Egyptians will know that I am the Lord. This the Israelites did.
Thus says the Lord: This is how you will know that I am the Lord. With the staff here in my hand, I will strike the water in the Nile and it will be changed into blood.
I let them become defiled by their offerings, by having them make a fiery offering of every womb’s firstborn, in order to ruin them so they might know that I am the Lord.
When I brought them to the land I had sworn to give them, and they saw all its high hills and leafy trees, there they offered sacrifices, there they made offerings to provoke me, there they sent up sweet-smelling oblations, there they poured out their libations.
However, be on your guard and be very careful not to forget the things your own eyes have seen, nor let them slip from your heart as long as you live, but make them known to your children and to your children’s children,