Joshua 4:12
4:12 The Reubenites, Gadites, and the half-tribe of Manasseh crossed over armed for battle ahead of the Israelites, just as Moses had instructed them.
Joshua 6:7
6:7 And he told the army, “Move ahead and march around the city, with armed troops going ahead of the ark of the Lord.”
Joshua 6:9
6:9 Armed troops marched ahead of the priests blowing the horns, while the rear guard followed along behind the ark blowing rams’ horns.