Sahih Bukhari
Sahih Bukhari Volume 009, Book 090, Hadith Number 351.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 90. Wishes
Narrated By 'Abdullah bin Zaid : The Prophet said, "But for the emigration, I would have been one of the Ansar; and if the people took their way in a valley (or a mountain pass), I would take Ansar's valley or their mountain pass."