Numbers 3:23
The families of the descendants of Gershon encamped behind the tent toward the west.
Numbers 1:53
But the descendants of Levi are to encamp on all sides of the Tent of Meeting so that divine wrath won't fall on the congregation of Israel. The descendants of Levi are to take care of the Tent of Meeting."
Numbers 2:17
"Then the Tent of Meeting is to travel with the camp of the descendants of Levi in the middle of the camps. They are to travel just as they have camped, each as designated under his standard."
Treasury of Scripture Knowledge did not add