Numbers 10:16-20
English Standard Version
17And when the tabernacle was taken down, the sons of Gershon and the sons of Merari, who carried the tabernacle, set out.
18And the standard of the camp of Reuben set out by their companies, and over their company was Elizur the son of Shedeur.
19And over the company of the tribe of the people of Simeon was Shelumiel the son of Zurishaddai.
20And over the company of the tribe of the people of Gad was Eliasaph the son of Deuel.