Joshua 4:3

4:3 Instruct them, ‘Pick up twelve stones from the middle of the Jordan, from the very place where the priests stand firmly, and carry them over with you and put them in the place where you camp tonight.’”

Joshua 4:5

4:5 Joshua told them, “Go in front of the ark of the Lord your God to the middle of the Jordan. Each of you is to put a stone on his shoulder, according to the number of the Israelite tribes.

Joshua 4:20

4:20 Now Joshua set up in Gilgal the twelve stones they had taken from the Jordan.