Sahih Bukhari Volume 005, Book 059, Hadith Number 490.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 59. Military Expeditions Led by the Prophet (PBUH) (Al-Maghaazi)
Narrated By Anas bin Malik : Regarding Allah's Statement: "Verily! We have granted you (O, Muhammad) Manifest victory." (48.1) It refers to the Al-Hudaibiya Pledge. And the companions of the Prophet said (to the Prophet), "Congratulations and happiness for you; but what reward shall we get?" So Allah revealed: "That He may admit the believing men and women to gardens beneath which rivers flow." (48.5)