Sunan Abi Dawud 3494
سنن أبي داود#3494Sahihحَدَّثَنَا أَحْمَدُ بْنُ حَنْبَلٍ، حَدَّثَنَا يَحْيَى، عَنْ عُبَيْدِ اللَّهِ، أَخْبَرَنِي نَافِعٌ، عَنِ ابْنِ عُمَرَ، قَالَ كَانُوا يَتَبَايَعُونَ الطَّعَامَ جُزَافًا بِأَعْلَى السُّوقِ فَنَهَى رَسُولُ اللَّهِ صلى الله عليه وسلم أَنْ يَبِيعُوهُ حَتَّى يَنْقُلُوهُ .
Ibn 'Umar said: They (the people) used to buy grain in the upper part of the market in the same spot without measuring or weighing it. The Messenger of Allah (ﷺ) forbade them to sell it there before removing it
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (1526)
In-book reference: 24:79