Sahih Bukhari Volume 002, Book 024, Hadith Number 571.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 24. Obligatory Charity Tax (Zakat)
Narated By Um 'Atiyya Al-AnsariyaÂ : The Prophet went to 'Aisha and asked her whether she had something (to eat). She replied that she had nothing except the mutton (piece) which Nusaiba (Um 'Atiyya) had sent to us (Buraira) in charity." The Prophet said, "It has reached its place and now it is not a thing of charity but a gift for us."