The author of this book is Ibn Tulun Al -Salhi is Muhammad bin Ali bin Ahmed bin Ali bin Khumaroui bin Tulun al -Dimashqi al -Salhi al -Hanafi, Shams al -Din, historian and jurist of Damascene, born in Al -Salihiya in the upper arrow near the Al -Hajbi School, famous for Ibn Tulun Al -Salhi, relative to Al -Salihiya.