(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. (DE)
Reference (DE): Sunan Abi Dawud 1224 (DE)
In-book reference (DE): Book 4, Hadith 27 (DE)
English translation (DE): Book 4, Hadith 1220 (DE)