question #1 Sahih al-Bukhari 2192, Book 34, Hadith 139 : What is the concept of ‘Araya in Islamic trade and how does it apply to the sale of dates?

Allah’s Messenger (ﷺ) allowed the sale of ‘Araya by estimating the dates on them for measured amounts of
dried dates. Musa bin `Uqba said, “Al- ‘Araya were distinguished date palms; one could come and buy
them (i.e. their fruits).