(12) باب مَنْ تَطَوَّعَ فِي السَّفَرِ فِي غَيْرِ دُبُرِ الصَّلَوَاتِ وَقَبْلَهَا
Narrated Salim bin `Abdullah:
Ibn `Umar said, "Allah's Messenger (ﷺ) used to pray the Nawafil on the back of his Mount (carriage) by signs facing any direction." Ibn `Umar used to do the same. (IT)
Reference (IT): Sahih al-Bukhari 1105 (IT)
In-book reference (IT): Book 18, Hadith 25 (IT)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 2, Book 20, Hadith 208 (IT)