100 44565 Sunan an-Nasa'i 44 4549 The Book of Financial Transactions - كتاب البيوع "30367 20023 11014 18" أخبرنا قتيبة، قال حدثنا الليث، عن نافع، عن ابن عمر، قال نهى رسول الله صلى الله عليه وسلم عن المزابنة أن يبيع ثمر حائطه وإن كان نخلا بتمر كيلا وإن كان كرما أن يبيعه بزبيب كيلا وإن كان زرعا أن يبيعه بكيل طعام نهى عن ذلك كله . " It was narrated that Ibn 'umar said: ""The Messenger of Allah forbade Muzabanah which refers to when a man sells the dates of his grove while they are still on the trees for a measure of dry on the tree for a measure of dry dates estimating the amount( of dates on the trees). Or if it is grapes he sells them when they are still on the vines for a measure of raisins estimating the amount (of grapes on the vines). Or if it is grain in the field he sells it for grain that has been harvested estimating the amount (of grain in the fields). He forbade all of that."""""