Sahih Bukhari
Sahih Bukhari Volume 007, Book 064, Hadith Number 270.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 64. Supporting the Family
Narrated By 'Umar : The Prophet used to sell the dates of the garden of Bani An-Nadir and store for his family so much food as would cover their needs for a whole year.