Numbers 10:21 shows Kohathites carrying holy things after the tabernacle is taken down—sequential, completing the journey order.

Numbers 1:51 commands Levites to take down the tabernacle — here they carry it out.

Numbers 3:25 details the Gershonites' charge — the items they carry here.

Numbers 3:26 continues Gershonite duties — matching what they carry.

Numbers 3:36 lists Merari's charge — boards and pillars carried here.

Numbers 3:37 lists the pillars, bases, etc., that the Merarites carried—specific items of the tabernacle they bore.

Numbers 4:24-33 details the specific duties of Gershonites and Merarites in carrying the tabernacle's curtains, frames, and pillars.

Numbers 7:6-8 tells how Moses gave wagons and oxen to Gershonites and Merarites for transporting the tabernacle.

Numbers 2:17 describes the marching order with the tabernacle in the midst—sets the scene for why the Levites set out as described.