Numbers 3:23
“The families of the Gershonites shall pitch behind the tabernacle westward.”
Of Gershon was the family of the Libnites, and the family of the Shimites: these are the families of the Gershonites.
Those that were numbered of them, according to the number of all the males, from a month old and upward, even those that were numbered of them were seven thousand and five hundred.
The families of the Gershonites shall pitch behind the tabernacle westward.
And the chief of the house of the father of the Gershonites shall be Eliasaph the son of Lael.
And the charge of the sons of Gershon in the tabernacle of the congregation shall be the tabernacle, and the tent, the covering thereof, and the hanging for the door of the tabernacle of the congregation,
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“But thou shalt appoint the Levites over the tabernacle of testimony, and over all the vessels thereof, and over all things that belong to it: they shall bear the tabernacle, and all the vessels thereof; and they shall minister unto it, and shall encamp round about the tabernacle.”
“Then the tabernacle of the congregation shall set forward with the camp of the Levites in the midst of the camp: as they encamp, so shall they set forward, every man in his place by their standards.”
“But the Levites shall pitch round about the tabernacle of testimony, that there be no wrath upon the congregation of the children of Israel: and the Levites shall keep the charge of the tabernacle of testimony.”
“The families of the sons of Kohath shall pitch on the side of the tabernacle southward.”
“But those that encamp before the tabernacle toward the east, even before the tabernacle of the congregation eastward, shall be Moses, and Aaron and his sons, keeping the charge of the sanctuary for the charge of the children of Israel; and the stranger that cometh nigh shall be put to death.”