History is unified by a wise and sovereign plan, so that the earlier parts of redemptive history correspond and point to the later parts:
If in fact earlier history is designed to point us to later parts of God's history, then the exodus from Egypt on Israel’s part was a pointer to Christ coming out of Egypt. – G. K. Beale
Listen to G. K. Beale discuss the nature of biblical theology and hermeneutics with host, Matthew Barrett, on Credo Podcast Episode #34 – Rethinking Biblical Theology: