(2) باب الصَّلاَةِ بِمِنًى
It was narrated that 'Abdur-Rahman bin Yazid said:
"Uthman prayer four (rak'ahs) in Mina until news of that reached 'Abdullah who said: 'I prayed two rak'ahs with the Messenger of Allah (ﷺ).'"
Reference: Sunan an-Nasa'i 1449
In-book reference: Book 15, Hadith 17
English translation: Vol. 2, Book 15, Hadith 1450