How can we make sense of the seismic shift between the Old and New Testament? From the early centuries of Christianity until today, many have wrestled with the complex changes between the Testaments, and how to make sense of them. The discussion and debate is spilling over into new areas today, and shows no sign of slowing down. In this fresh approach, the land, the sword, and the temple are traced from Old to New Testament, in order to find the central reasons for the tremendous changes that took place, and are still impacting the world today. Freely gathered communities of faith in Christ, as seen in their original setting, provide a key focal point for unlocking the radical changes that took place.