Feeling the concerns of the people of the impact

The book is characterized by its comprehensiveness, as the author mentioned in it the biographies of arts and from the science of hadiths, in which there is history, biographies, the sciences of hadith, impact, deaths, classes of narrators, and the statement of those who are prolonged and abundant, other than the benefits that the reader can find from among the lines and through what the author recounted from walk