The author of this book is Abu Bakr Muhammad bin Ali bin Ismail Al -Shashi, known as "Al -Qafal Al -Kabeer", one of the flags of the doctrine of Imam Al -Shafi'i, a jurist, interpreter and a modern narrator, and among the most famous imams of Muslims throughout history. The "Great Laqal" is called a distinction from the Imam "Al -Qafal Al -Saghir" Abu Bakr Abdullah bin Ahmed. He carried out many trips to seek knowledge and realize the hadiths of the Prophet, may God's prayers and peace be upon him, with the highest possible chain of the mouths of the modern imams, the campaign of Sunni antiquities and prophetic blessings as many, and many, including to Khurasan, then Iraq, then the Hijaz, the country of the Two Holy Mosques, then the Levant and other vast Islamic countries.