Sahih al-Bukhari 1094
صحيح البخاري#1094Sahihحَدَّثَنَا أَبُو نُعَيْمٍ، قَالَ حَدَّثَنَا شَيْبَانُ، عَنْ يَحْيَى، عَنْ مُحَمَّدِ بْنِ عَبْدِ الرَّحْمَنِ، أَنَّ جَابِرَ بْنَ عَبْدِ اللَّهِ، أَخْبَرَهُ أَنَّ النَّبِيَّ صلى الله عليه وسلم كَانَ يُصَلِّي التَّطَوُّعَ وَهْوَ رَاكِبٌ فِي غَيْرِ الْقِبْلَةِ.
Narrated Jabir bin `Abdullah:The Prophet (ﷺ) used to offer the Nawafil, while riding, facing a direction other than that of the Qibla
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 18:14