One of the most important and most famous books of the scholar Ibn al-Qayyim, may God have mercy on him, is his book marked “The Signers of the Signers from the Lord of the Worlds.” The scholars have praised him a lot; His Eminence, Imam Abdul Aziz bin Abdullah bin Baz, may God have mercy on him, said: One of the best books of Ibn al-Qayyim, may God have mercy on him: It has a great status, especially with regard to judges and muftis, and the scholar Muhammad bin Salih al-Uthaymeen, may God have mercy on him, said: This is a book that is said to be found in the books of Islam like it. Mr. Rashid Rida, may God have mercy on him, said: No Muslim has been composed like him in the wisdom of legislation, issues of ijtihad, imitation, fatwa, and what is related to that.