(126) باب الاِرْتِدَافِ فِي الْغَزْوِ وَالْحَجِّ
Narrated Anas:
I was riding behind Abu Talha (on the same) riding animal and (the Prophet's companions) were reciting Talbiya aloud for both Hajj and `Umra.
Reference: Sahih al-Bukhari 2986
In-book reference: Book 56, Hadith 195
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 4, Book 52, Hadith 229