The sale called Al-Muzabana; which is the sale of dried dates for fresh ones (that are still on the trees), and dried grapes for fresh grapes and the sale called Al-‘Araya (i.e., the selling of ripe fresh date, still over the palms, by means of estimation, for dry dates).
حَدَّثَنَا عَبْدُ اللَّهِ بْنُ مَسْلَمَةَ، حَدَّثَنَا مَالِكٌ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، عَنْ زَيْدِ بْنِ ثَابِتٍ ـ رضى الله عنهم ـ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم أَرْخَصَ لِصَاحِبِ الْعَرِيَّةِ أَنْ يَبِيعَهَا بِخَرْصِهَا.
Narrated Zaid bin Thabit: Allah's Messenger (ﷺ) al lowed the owner of 'Araya to sell the fruits on the trees by means of estimation.