en_tn/num/33/01.md

by their armed groups

"by their military divisions." This means that each tribe had their own men, who were armed, to protect them. See how you translated "armed groups" in Numbers 1:3.

as commanded by Yahweh

This can be stated in active form. AT: "as Yahweh commanded" (See: rc://en/ta/man/translate/figs-activepassive)

departure after departure

"from one place to another place"