(7) CHAPTER. To offer the optional non-obligatory Salat (Nawafil) on the back of animals (Rahila) in whatever direction the animal goes.
Narrated `Abdullah bin 'Amir from his father who said: I saw the Prophet (p.b.u.h) offering the prayer on his mount (Rahila) whatever direction it took.
Narrated Jabir bin `Abdullah: The Prophet used to offer the Nawafil, while riding, facing a direction other than that of the Qibla.
Narrated Nafi`: Ibn `Umar (while on a journey) used to offer the prayer and the witr on his mount (Rahila). He said that the Prophet used to do so.