Sunan Ibn Majah, Book 12, Hadith 2313 (In-Book) ⓘ
It was narrated that Jabir said: 'The Messenger of Allah forbade selling food bought by measure until two Sa' have been measured - the Sa' of the seller and the Sa' of the buyer."[1]
حَدَّثَنَا عَلِيُّ بْنُ مُحَمَّدٍ، حَدَّثَنَا وَكِيعٌ، عَنِ ابْنِ أَبِي لَيْلَى، عَنْ أَبِي الزُّبَيْرِ، عَنْ جَابِرٍ، قَالَ نَهَى رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ عَنْ بَيْعِ الطَّعَامِ حَتَّى يَجْرِيَ فِيهِ الصَّاعَانِ صَاعُ الْبَائِعِ وَصَاعُ الْمُشْتَرِي .
also referenced under: Hadith 2228 (Reference) & Volume 3, Book 12, Hadith 2228 (DarusSalam)