In the book Tanwir al-Halak on the possibility of seeing the Prophet and the King, the author has compiled topics related to the master of existence and the universes, which is to see him in a dream and waking, and the rulings that follow this vision, as the author saw that this topic needs more attention to collect the narrations of this prophetic hadith and clarify a statement of its meaning and intent, and this was presented through a publication of four letters that are in this book.