Numbers 10:21
And the Kohathites set forward, bearing the sanctuary: and the other did set up the tabernacle against they came.
Cross-references
Numbers 10:17 shows the earlier departure of Gershon and Merari with the tabernacle, setting the stage for the Kohathites' march here.
Numbers 3:27-32 details the Kohathite clans and their chief Eleazar—the same group carrying the holy things here.
Numbers 4:4-16 specifies exactly which holy things the Kohathites must carry, explaining their task here.
Numbers 7:9 explains why the Kohathites carry the holy things on their shoulder—no wagons for them.
Numbers 1:50 commands Levites to carry the tabernacle; here the Kohathites fulfill that duty.
Numbers 3:8 details Levite duties to attend the tabernacle; Kohathites carrying holy things exemplifies that service.
Numbers 4:15 specifically charges Kohathites to carry the holy things after covering; here they set out doing exactly that.
Numbers 1:51 commands that only Levites handle the tabernacle—the Kohathites here obey that rule with the holy things.
Numbers 2:17 gives the general rule: the Levites march in the midst; here the Kohathites execute that order carrying holy things.
1 Chronicles 15:12-15 records Levites carrying the ark on their shoulder as Moses commanded—mirroring the Kohathite duty here.
1 Chronicles 15:2 reinforces that only Levites may carry the ark—a later application of the same principle used here for Kohathites.