They counted Reuben’s family group. (Reuben was the firstborn [4] son of Israel.) The names of all the men who were 20 years old or older and able to serve in the army were listed. They were listed with their families and family groups.
They counted Simeon’s family group. The names of all the men who were 20 years old or older and able to serve in the army were listed. They were listed with their families and family groups.