Zayd ibn Thabit reported: The Messenger of Allah, peace and blessings be upon him, said:
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May Allah brighten the face of a person who hears a tradition from us and he memorizes it until he can convey it to others. Perhaps he will convey it to one who understands better than him, and perhaps one who conveys knowledge does not understand it himself.
Source: Sunan Abi? Da?wu?d 3660, Grade: Sahih