The Seeds of Division

When Shaul (Saul) gathers an army to fight the Nachash the Ammonite, the army is numbered as 300,000 from Israel and 30,000 from Judea.  Apparently the seeds of the eventual division of the united monarchy of Shaul, David, and Shlomo (Solomon) into the northern Kingdom of Israel and the southern Kingdom of Judea upon the death of Shlomo 101 years later had already been sown from its inception.