الأربعون في الشيب و الخضاب

الملخص EN

The research explained the importance of science, learning and memorizing it based on Quranic verses and the hadiths of the Prophet (peace be upon him).

And there are many letters in the forty (more than thirty letters), and I did not find in them the one who singled out the gray hair and the plumage with forty specific, which encouraged me to collect forty texts between the newly and the effect of the gray and the calculus of books Sahih and Sunan and Almsnid and arranged on several doors And Khrjtha, and he commented