From the Discourse of the Philosophers, Sages, and Sufis—Who Are Other Than the People of Monotheism—Concerning the Affirmation of the Creator's Existence, the Exaltation, and the Origination of the Active Intellect, the Universal Soul, the Primary Matter (al-Hayula al-Ula), the Secondary Matter, the Cause of the Soul's Attachment to This Dimensioned Body, and the Modality of Its Origin and Return:

Muhammad Nur al-Sufi, the Book of the Highway of the Seekers (Kitab Minhaj al-Raghibin): "Existence is nothing other than the Essence of the Truth ('Ayn al-Haqq), the Exalted, and any addition is merely a relative attribute that has no independent existence in the objective world. Actions and causal effects are nothing but subordinates to existence, since that which is non-existent leaves no impression (la yu'aththir). Thus, there is no agent and no existence except for the Truth, Glory be to Him alone. He is the worshiper by virtue of His individuation and His restriction by the form of the servant, which is but an aspect among the aspects of His Essence."

Muhyi al-Din: "And the Light of Lights (Nur al-Anwar) is transcendent above the cosmos that appears upon the lights, above the lunar and solar forms,