""Cloud Upon the Sanctuary"" is a spiritual and philosophical work written by the German mystic and philosopher Karl von Eckartshausen. The book explores the idea of the ""inner sanctuary"" - a place within oneself where one can connect with the divine and experience spiritual enlightenment. Von Eckartshausen draws on Christian mysticism, Kabbalah, and Hermetic philosophy to present a holistic approach to spiritual growth and self-discovery. The book...