Exodus 12:26
26 And when your children say to you, ‘What do you mean by this service?’
Exodus 13:14
14 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.
Joshua 4:6
6 that this may be a sign among you. cWhen your children ask in time to come, ‘What do those stones mean to you?’
Joshua 4:21
21 And he said to the people of Israel, “When your children ask their fathers in times to come, ‘What do these stones mean?’