Tell one man from each of the twelve tribes to pick up a large rock from where the priests are standing. Then have the men set up those rocks as a monument at the place where you camp tonight.
Then he used twelve stones to build an altar in honor of the LORD. Each stone stood for one of the tribes of Israel, which was the name the LORD had given to their ancestor Jacob. Elijah dug a ditch around the altar, large enough to hold about thirteen quarts.