Numbers 10:17-20

¹⁷And the tabernacle was taken down, and the sons of Gershon went forward, and the sons of Merari, carrying the tabernacle.

¹⁸And the standard (or order) of the camp of Reuben went forward by their hosts, and over its host was Elizur bar Shedeur:

¹⁹And over the host of the tribe of the Beni Shemeun was Shelumiel bar Zurishaddai.

²⁰And over the host of the Beni Gad was Eljasaph bar Dehuel.