Narrated Ibn `Umar: The Prophet said, "The buyer of foodstuff should not sell it before it has been measured for him." Isma`il narrated instead, "He should not sell it before receiving it."
Hadith ReferenceSahih Bukhari / The Book of Sales (Bargains) / Hadith: 2136
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة