1)
What do we learn from "ha'Rosh l'Chol Sarei ha'Tzeva'os"?
1.
'Rashi': David appointed Yashav'am over all 12 Sarei ha'Tzeva'os, because he was from Bnei Peretz.
What do we learn from "ha'Rosh l'Chol Sarei ha'Tzeva'os"?
'Rashi': David appointed Yashav'am over all 12 Sarei ha'Tzeva'os, because he was from Bnei Peretz.