Joshua 4:6-7

Webster_Strongs(i)
  6 H226 That this may be a sign H7130 among H1121 you, that when your children H7592 [H8799] ask H4279 their fathers in time to come H559 [H8800] , saying H68 , What mean ye by these stones?
  7 H559 [H8804] Then ye shall answer H4325 them, That the waters H3383 of Jordan H3772 [H8738] were cut off H6440 before H727 the ark H1285 of the covenant H3068 of the LORD H5674 [H8800] ; when it passed over H3383 Jordan H4325 , the waters H3383 of Jordan H3772 [H8738] were cut off H68 : and these stones H2146 shall be for a memorial H1121 to the children H3478 of Israel H5704 for H5769 ever.