And when in time to come your son asks you, ‘What does this mean?’ you shall say to him, ‘By a strong hand the Lord brought us out of Egypt, from the house of slavery.
and that you may tell in the hearing of your son and of your grandson how I have dealt harshly with the Egyptians and what signs I have done among them, that you may know that I am the Lord.”
“When your son asks you in time to come, ‘What is the meaning of the testimonies and the statutes and the rules that the Lord our God has commanded you?’