and command you them, saying, Take hence out of the midst of the Jordan, out of the place where the priests' feet stood firm, twelve stones, and carry them over with you, and lay them down in the lodging-place, where you shall lodge this night.
So Joshua [verse nine] set up twelve stones in the midst of Jordan, in the place where the feet of the priests that bare the ark of the covenant stood: they're there to this day ( Joshua 4:9 ).