Numbers 2:10-16

10On the south will be the divisions of the camp of Reuben under their standard. The leader of the people of Reuben is Elizur son of Shedeur. 11His division numbers 46,500. 12The tribe of Simeon will camp next to them. The leader of the people of Simeon is Shelumiel son of Zurishaddai. 13His division numbers 59,300. 14The tribe of Gad will be next. The leader of the people of Gad is Eliasaph son of Deuel. 15His division numbers 45,650. 16All the men assigned to the camp of Reuben, according to their divisions, number 151,450. They will set out second.