This work investigates the origins, practices, and belief systems of ancient Chaldean magic and its influence on the development of Mesopotamian religious thought. François Lenormant, a noted 19th-century scholar of Assyriology, utilizes primary source cuneiform tablets and historical records to reconstruct the esoteric traditions of the region. He argues that the magical practices of the Chaldeans were deeply intertwined with their cosmological understanding and served as a foundational framework for later Near Eastern occult traditions.

Scholars and historians of the occult frequently cite this text as a foundational, albeit dated, resource for understanding 19th-century academic perspectives on Mesopotamian magic. Readers should note the dense, scholarly prose and the reliance on early archaeological interpretations that have since been refined by modern Assyriology.