Numbers 2:22

Then the tribe of Benjamin
He was to pitch under the same standard of Ephraim, and the other side of it from that of Manasseh; the one being before, and the other behind, and the standard in the middle; (See Gill on Numbers 2:7);

and the captains of the sons of Benjamin [shall be] Abidan the son of
Gideoni;
of whom see ( Numbers 1:11 ) ( 7:60 ) .