[٣/٢٠] عن رسول الله صلى الله عليه واله: من حفظ احاديثنا أربعين حديثا بعثه الله يوم القيامة عالما فقيها
3. [3/20] From the messenger of Allāh صلى الله عليه واله who said: whoever preserves forty of our narrations Allāh will raise him on the day of judgment as a scholar possessing understanding.