Sacred words and phrases are utilized in every religion and mystical tradition. The word mantra literally means "mind protection," which indicates their main purpose: spiritual defense. The Divine Science collects three books by Samael Aun Weor about the power of sacred words, and how spiritual aspirants use prayer and mantra to protect themselves and others, awaken consciousness, and help humanity. Here you will learn how to protect yourself from black magic, negative forces, witches, sorcerers, and more. Includes techniques for awakening consciousness in the internal worlds, prayers for spiritual defense and healing, and how to recognize and protect against the influences of black magicians. "When phonetic combinations are made with wisdom, mantras are produced. Therefore, a mantra is a wise combination of letters whose sounds determine spiritual, psychic, and also physical effects." —Samael Aun Weor Collects Three Books in One: Logos Mantra Theurgy: Includes hundreds of proven techniques, such mantras for protection, awakening chakras, astral projection, healing, and much, much more. Esoteric Treatise of Theurgy: An extensive investigation in the internal worlds regarding the "Conjuration of Solomon," from which we learn about the types of awakened beings in the internal worlds and how to work with them safely. The Seven Words: Explains many details about the development of the astral body, and how to get daily spiritual strength by means of blessed food and drink (Eucharist).