The Prophet ﷺ forbade selling fruit before its ripeness becomes apparent.
حدثنا عبد الله بن الحارث حدثني شبل قال سمعت عمرو بن دينار يقول
أن النبي ﷺ نهى عن بيع الثمر حتى يبدو صلاحه
Its isnad is sahih. Shibl is Ibn Abbad, and they judged him trustworthy. He has a narration in Bukhari, and the hadith was mentioned previously at 14820.