Iamblichus On the Mysteries of the Egyptians, Chaldeans, and Assyrians

Theurgy is presented as a spiritual practice aimed at connecting with planetary spirits and angels, embodying wisdom and light. The book explores the ancient sages' teachings on the significance of understanding the hierarchies of these divine beings. It emphasizes that a pure and selfless lifestyle is essential for gaining the powers needed to achieve communion with these higher entities, highlighting the transformative journey towards spiritual enlightenment.