\nNarrated Ibn `Abbas:\n \n\nThe Prophet (ﷺ) came to Medina and the people used to pay in advance the prices of fruits to be delivered \nwithin two to three years. The Prophet (ﷺ) said (to them), "Buy fruits by paying their prices in advance on \ncondition that the fruits are to be delivered to you according to a fixed specified measure within a \nfixed specified period." Ibn Najih said, " ... by specified measure and specified weight."\n

\nNarrated Ibn `Abbas:\n \n\nThe Prophet (ﷺ) came to Medina and the people used to pay in advance the prices of fruits to be delivered \nwithin two to three years. The Prophet (ﷺ) said (to them), "Buy fruits by paying their prices in advance on \ncondition that the fruits are to be delivered to you according to a fixed specified measure within a \nfixed specified period." Ibn Najih said, " ... by specified measure and specified weight."\n

\nحَدَّثَنَا أَبُو نُعَيْمٍ، حَدَّثَنَا سُفْيَانُ، عَنِ ابْنِ أَبِي نَجِيحٍ، عَنْ عَبْدِ اللَّهِ بْنِ كَثِيرٍ، عَنْ أَبِي الْمِنْهَالِ، عَنِ ابْنِ عَبَّاسٍ ـ رضى الله عنهما ـ قَالَ قَدِمَ النَّبِيُّ صلى الله عليه وسلم الْمَدِينَةَ وَهُمْ يُسْلِفُونَ فِي الثِّمَارِ السَّنَتَيْنِ وَالثَّلاَثَ، فَقَالَ ‏"‏ أَسْلِفُوا فِي الثِّمَارِ فِي كَيْلٍ مَعْلُومٍ إِلَى أَجَلٍ مَعْلُومٍ ‏"‏‏.‏ وَقَالَ عَبْدُ اللَّهِ بْنُ الْوَلِيدِ حَدَّثَنَا سُفْيَانُ، حَدَّثَنَا ابْنُ أَبِي نَجِيحٍ، وَقَالَ، ‏"‏ فِي كَيْلٍ مَعْلُومٍ وَوَزْنٍ مَعْلُومٍ ‏"‏‏.‏