Currently, there is of the entire 1,000-page Arabic original. The most reputable version available is:
The Sun of Knowledge (Shams al-Ma’arif): An Arabic Grimoire (Selected Translation) i the sun of knowledge shams alma 39arif english pdf better
Many seek this text expecting a "spellbook" for material gain. However, the poem "I am the Sun of Knowledge" is actually an initiation into Gnosis (Ma’rifa) . It is a declaration of the mystic’s realization that their individual soul has merged with the Universal Intellect or the "Muhammadan Light" ( Nur Muhammad ). Currently, there is of the entire 1,000-page Arabic original
To improve your understanding beyond a simple PDF reading, one must understand the three stages described in the text: It is a declaration of the mystic’s realization
It sounds like you're looking for a connected to the phrase "I, the Sun of Knowledge" (likely referring to Shams al-Ma'arif – "The Sun of Knowledge") and specifically an English PDF version, perhaps with better quality or translation.