TSK
Treasury of Scripture Knowledge references in NET.
But the Levites must camp around the tabernacle of the testimony, so that the LORD’s anger will not fall on the Israelite community. The Levites are responsible for the care of the tabernacle of the testimony.”
They are responsible for his needs and the needs of the whole community before the tent of meeting, by attending to the service of the tabernacle.
The families of the Gershonites were to camp behind the tabernacle toward the west.
Now the leader of the clan of the families of Merari was Zuriel son of Abihail. These were to camp on the north side of the tabernacle.
The rest of their fellow Levites were assigned to perform the remaining tasks at God’s sanctuary.