Muwatta Malik 183
موطأ مالك#183HasanYahya related to me from Malik from Yahya ibn Said and Rabia ibn Abi Abd arRahman from al-Qasim ibn Muhammad that al Furafisa ibn Umayral-Hanafi said, "I only learnt Sura Yusuf (Sura 12) from the recitation of it by Uthman ibn Affan in the subh prayer because of the great number of times he repeated it to us
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliMauquf Hasan
In-book reference: 3:16