1146
Musnad AhmedIt was narrated that Sa"eed bin Al-Musayyab said:
"Ali and "Uthman (رضي الله عنهما) met in "Usfan. "Uthman was telling the people not to do tamattu" or ‘Umrah. "Ali (رضي الله عنه) said: Why do you want to forbid something that the Messenger of Allah (ﷺ) did? "Uthman (رضي الله عنه) said: Leave us alone.
Reference: Musnad Ahmad 1146
Arabic/English book : Book 5, Hadith 1146
Arabic/English book : Book 5, Hadith 1146