(8) باب التَّطَوُّعِ عَلَى الرَّاحِلَةِ وَالْوِتْرِ
Narrated Ibn 'Umar:
While travelling the Messenger of Allah (ﷺ) would pray voluntary prayer on his riding beast in whatever direction it turned; and he would observe witr prayer, but he did not offer the obligatory prayers upon it. (FR)
Reference (FR): Sunan Abi Dawud 1224 (FR)
In-book reference (FR): Book 4, Hadith 27 (FR)
English translation (FR): Book 4, Hadith 1220 (FR)