Table of Contents:1. The General Importance of Sabbath2. The Importance of God's Day of Worship3. The Presuppositions of Isaiah 58:13–144. Revisiting Isaiah 58:13–145. Worldliness6. What Is Missing?7. The Reformed Application of the Law8. Some General Practical Observations9. Legalism?10. The Eternal SabbathAppendix 1: Warfield on Foundations of the SabbathAppendix 2: Review of Jay Adams's Keeping the Sabbath Today?