NASAI-KUBRA 6102:
from Abū Saʿīd al-Khudrī —
"We used to be given mixed dates during the time of the Messenger of Allah and we would sell two Sa s for one Sa News of that reached the Messenger of Allah and he said Do not sell) two Sa s of dates for a Sa, or two Sa s of wheat for s Sa or a Dirham for two Dirhams. ," (Using translation from Nasāʾī 4555)
الكبرى للنسائي ٦١٠٢:
عن ابو سعيد الخدري —
كُنَّا نُرْزَقُ تَمْرَ الْجَمْعِ عَلَى عَهْدِ رَسُولِ اللهِ ﷺ فَنَبِيعُ الصَّاعَيْنِ بِالصَّاعِ فَبَلَغَ ذَلِكَ رَسُولَ اللهِ ﷺ فَقَالَ «لَا صَاعَيْ تَمْرٍ بِصَاعٍ وَلَا صَاعَيْ حِنْطَةٍ بِصَاعٍ وَلَا دِرْهَمًا بِدِرْهَمَيْنِ»
hadithunlocked.com