New International Version
He said to the Israelites, "In the future when your descendants ask their parents, 'What do these stones mean?'

American Standard Version
And he spake unto the children of Israel, saying, When your children shall ask their fathers in time to come, saying, What mean these stones?

Berean Study Bible
Then Joshua said to the Israelites, “In the future, when your children ask their fathers, ‘What is the meaning of these stones?’

Douay-Rheims Bible
And said to the children of Israel: When your children shall ask their fathers, to morrow, and shall say to them: What mean these stones?

English Revised Version
And he spake unto the children of Israel, saying, When your children shall ask their fathers in time to come, saying, What mean these stones?

King James Bible
And he spake unto the children of Israel, saying, When your children shall ask their fathers in time to come, saying, What mean these stones?

World English Bible
He spoke to the children of Israel, saying, "When your children ask their fathers in time to come, saying, 'What do these stones mean?'

Young's Literal Translation
And he speaketh unto the sons of Israel, saying, 'When your sons ask their fathers hereafter, saying, What are these stones?

Joshua 4:21 Additional Translations ...