Numbers 3:23
The families of the Gershonites shall pitch behind the tabernacle westward.
Cross-reference
Numbers 3:29
Parallel
Numbers 3:29 gives the same camping pattern for the Kohathites on the south side — a direct parallel to the Gershonites' position.
Numbers 3:38
Parallel
Numbers 3:38 places Moses and Aaron east of the tabernacle, complementing the western camp of the Gershonites here.
Numbers 1:53
Parallel
Numbers 1:53 commands Levites to camp around the tabernacle – the Gershonite west position fulfills that.
Numbers 1:50
Historical context
Numbers 1:50 assigns Levites charge of the tabernacle – the Gershonite camp location supports that role.
Numbers 2:17
Parallel
Numbers 2:17 places Levites in the center during march – consistent with their stationary camp positions.