Moses
Numbers 2:20ESV·traditional attribution

And next to him shall be the tribe of Manasseh, the chief of the people of Manasseh being Gamaliel the son of Pedahzur,

Matthew Henry Presbyterian @wholebiblehenry

We have here the particular distribution of the twelve tribes into four squadrons, three tribes in a squadron, one of which was to lead the other two. Observe, 1. God himself appointed them their place, to prevent strife and envy among them.

Commenting on Numbers 2:3-34

John Gill Reformed Baptist @doctorgill

And by him shall be the tribe of Manasseh,.... Who though the elder brother to Ephraim, yet Ephraim was preferred to him, and had a standard given him, and his elder brother was directed to pitch by it; and this being agreeably to the prophecy of Jacob, could not well be objected to; and Benjamin, the younger brother of Joseph, being placed under the standard...

Keil & Delitzsch Lutheran @keilanddelitzsch

Num 2:3-31 Order of the tribes in the camp and on the march. - Num 2:3-9. The standard of the tribe of Judah was to encamp in front, namely towards the east, according to its hosts; and by its side the tribes of Issachar and Zebulun, the descendants of Leah, under the command and banner of Judah: an army of 186,400 men, which was to...

Commenting on Numbers 2:3-31