Dr. Schmidt examines three key passages that reveal the revelation given to Paul regarding the "mystery" of the church age, the body of Christ, and how this fourth truth supports the pretribulation removal of the church age saints. When combining messages, I-IV in this series, and using a consistent contextual, historical, grammatical, and literal hermeneutic (biblical interpretive model), the pretribulation position is the only one which distinguishes between law and grace, Israel and the church, and literal vs. allegorical interpretation.