Joshua 3:6

3:6 Joshua told the priests, “Pick up the ark of the covenant and pass on ahead of the people.” So they picked up the ark of the covenant and went ahead of the people.

Joshua 6:6

6:6 So Joshua son of Nun summoned the priests and instructed them, “Pick up the ark of the covenant, and seven priests must carry seven rams’ horns in front of the ark of the Lord.”

Joshua 6:13

6:13 The seven priests carrying the seven rams’ horns before the ark of the Lord marched along blowing their horns. Armed troops marched ahead of them, while the rear guard followed along behind the ark of the Lord blowing rams’ horns.