The Old and New testaments have been separated into two and yet they are one lesson book. In
2. Old Testament Sketches of the Remnant Church
By John Thiel, Prophetic Sketches of the Remnant Church Seminar, Study 2, mp3 The history of the Old Testament is
4. Understanding the Sanctuary of the Heart
By John Thiel, The Sanctuary Series, study 4, mp3 In the first few studies of this series of Christ