The children of Judah and the children of Israel will be gathered together, and they will appoint themselves one head, and will go up from the land; for great will be the day of Jezreel.
"Great shall be the day of Jezreel ..." It was at Jezreel that the sinful kingdom ended (although that of Judah was for a time deferred); and this made the way for the reunification of the true (the spiritual) Israel. It was there that the "middle wall of partition" began to be broken down, from that time forward being consigned to destruction.  Hailey accurately discerned this thus: