Samra bin Jundub · Commercial Transactions (Kitab Al-Buyu)

The Prophet (ﷺ) said: (The standard) weight is the weight of the people of Mecca, and the (standard) measure is the measure of the people of Medina. Abu Dawud said: Al-Firyabi and Abu Ahmad have also transmitted from Sufyan in a similar way, and he (Ibn Dukain) agreed with them on the text. The version of Abu Ahmad has: "from Ibn 'Abbas" instead of Ibn 'Umar. It has also been transmitted by al-Walid b. Muslim from Hanzalah. This version has:…

The tradition mentioned above has also been transmitted by Simak (b. Harb) with a different chain of narrators and to the same effect. The first version is more perfect. It does not mention the words "at the current rate".