Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:17237Abū al-Ḥasan ʿAlī b. Muḥammad b. Yūsuf al-Raffāʾ al-Baghdādī > ʿUthmān b. Muḥammad b. Bishr > Ismāʿīl b. Isḥāq > Ibn Abū Ūways > ʿAbd al-Raḥman b. Abū al-Zinād from his father

[Machine] About the scholars from the people of Madinah, they used to say that Tarrar (a specific type of monetary transaction) is a form of Qat', and they used to say that there should be no Qat' except for something that has reached the value of a quarter of a Dinar or more.  

البيهقي:١٧٢٣٧أَخْبَرَنَا أَبُو الْحَسَنِ عَلِيُّ بْنُ مُحَمَّدِ بْنِ يُوسُفَ الرَّفَّاءُ الْبَغْدَادِيُّ أنبأ عُثْمَانُ بْنُ مُحَمَّدِ بْنِ بِشْرٍ ثنا إِسْمَاعِيلُ بْنُ إِسْحَاقَ ثنا ابْنُ أَبِي أُوَيْسٍ ثنا عَبْدُ الرَّحْمَنِ بْنُ أَبِي الزِّنَادِ عَنْ أَبِيهِ

عَنِ الْفُقَهَاءِ مِنْ أَهْلِ الْمَدِينَةِ أَنَّهُمْ كَانُوا يَقُولُونَ عَلَى الطَّرَّارِ الْقَطْعُ وَكَانُوا يَقُولُونَ لَا قَطْعَ إِلَّا فِيمَا بَلَغَتْ قِيمَتُهُ رُبْعَ دِينَارٍ فَصَاعِدًا