Tribe of Benjamin: Encamped on West Side of the Tabernacle Under the Standard of
Source: TTT
Numbers 2:18, 22
On the west side, the divisions of Ephraim are to camp under their standard: The leader of the Ephraimites is Elishama son of Ammihud, / Next will be the tribe of Benjamin. The leader of the Benjamites is Abidan son of Gideoni,