The Book of Pilgrimage
وَحَدَّثَنَا مُحَمَّدُ بْنُ الْمُثَنَّى، حَدَّثَنَا يَحْيَى، حَدَّثَنَا عُبَيْدُ اللَّهِ، أَخْبَرَنِي نَافِعٌ، عَنِ ابْنِ، عُمَرَ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم كَانَ يَأْتِي قُبَاءً رَاكِبًا وَمَاشِيًا .Ibn 'Umar reported that Allah's Messenger (ﷺ) came to Quba' riding as well as on foot
From Sahih Muslim, whose reports the scholars accept as authentic.