(3) باب الْحَجِّ عَلَى الرَّحْلِ
Narrated 'Aishah:
The Prophet (ﷺ) sent my brother, 'Abdur Rahman with me to Tan'im for the 'Umra, and he made me ride on the packsaddle (of a camel). 'Umar said, "Be ready to travel for Hajj as it (Hajj) is one of the two kind of Jihad".
Reference: Sahih al-Bukhari 1516
In-book reference: Book 25, Hadith 4
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 2, Book 26, Hadith 591