Shams al-Ma'arif wa Lata'if al-'Awarif is a medieval Arabic grimoire attributed to Ahmad al-Buni (d. ca. 1225 CE). It is a major work in Islamic occultism and esoteric traditions, covering talismans, numerology (abjad), letter mysticism, magic squares, astrology, and spiritual practices. The text exists in multiple parts and recensions; its title means "The Book of the Sun of Gnosis and the Subtleties of Elevated Things."
University presses have published studies on al-Buni’s work. Look for: