Joshua 3:3

3:3 and commanded the people: “When you see the ark of the covenant of the Lord your God being carried by the Levitical priests, you must leave here and walk behind it.

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 3:14

3:14 So when the people left their tents to cross the Jordan, the priests carrying the ark of the covenant went ahead of them.