In this book, the author dealt with the hadith about an issue that modern scholars took care of and wrote the works in which it is the issue of the names of those who know his nickname from the owners of the book that the book is only concerned with the Companions, and others who were not one of them were dealt with in the class, such as the followers and their followers, as he arranged the names of the Companions on Arrange the alphabet, so he started with the door of the thousand, then the door of B ... etc. He begins to mention the nickname of the companion, and then replies his name. It does not address the life of the companions or his conversations, and therefore we did this task in the investigation, and this number of companions has reached 200 companions. And the God of the intent behind.