The tail of the Hanbali layers is a book in the translations of the Hanbali scholars, written by Al -Hafiz Ibn Rajab Al -Hanbali and is considered a tail on the book of the classes of the scholars of Imam Ahmad known as the Hanbali classes to Judge Abi Al -Hussein Muhammad bin Al -Qadi Ibn Abi Ali, and Ibn Rajab began with the companions of the judge Ibn Abi Ali, and made his arrangement on Mortality. Al -Hafiz Ibn Rajab said in the introduction to his book: "This is a book that I collected, and I made it a tail on the book of the classes of the scholars of the companions of Imam Ahmad to Judge Abi Al -Hussein Muhammad bin Al -Qadi Abi Ali, may God have mercy on them, and began with the companions of Judge Abi Ali. In this world and the hereafter, with his generosity.