Rabbi Abba son of Kahana said, “David’s generation were all righteous, but because there were informers among them, they fell in battle...Ahab’s generation were idolaters, but because there were no informers, they went to battle and were victorious.” Jerusalem Talmud, Peah 1:1. Jerusalem is the city that joins all the tribes together as one. When the Jewish people come together as one, nothing can destroy...