Messenger of Allah ﷺ allowed the sale of 'Araya by estimating the dates on them for measured amounts of dried dates. Musa bin ʿUqba said, "Al- 'Araya were distinguished date palms; one could come and buy them (i.e. their fruits).
أَنَّ رَسُولَ اللَّهِ ﷺ رَخَّصَ فِي الْعَرَايَا أَنْ تُبَاعَ بِخَرْصِهَا كَيْلاً قَالَ مُوسَى بْنُ عُقْبَةَ وَالْعَرَايَا نَخَلاَتٌ مَعْلُومَاتٌ تَأْتِيهَا فَتَشْتَرِيهَا