Jonathan Cahn gives a message on the harbinger and the signs pointing to the vow Israel made in Isaiah 9:10. He explains how this relates to the United States at how The Harbingers are continuing at the 30th International Prophecy Conference.  

http://www.god.tv/gods-news-behind-the-news/video/30th-international-prophecy-conference/jonathan-cahn-and-the-continuing-harbingers