God” (Isa. 44:6); “the Lord our God is one Lord” (Mark 12:29); “I and my Father are one (hen)”7 (John 10:30); “there is none other God but one” (1 Cor. 8:4); “one Lord, one God and Father of all” (Eph. 4:6); “God is one” (Gal. 3:20). No sin is more severely prohibited and threatened than the worship of idols. The rational proofs of divine unity are the following: (1) Unity is implied in the idea of God as the most perfect being. Each of his infinite perfections excludes a second of the kind. There