4520Abu DawoodSahih Maqtu' (Al-Albani)حَدَّثَنَا مُسْلِمُ بْنُ إِبْرَاهِيمَ، حَدَّثَنَا هِشَامٌ، عَنْ قَتَادَةَ، عَنِ الْحَسَنِ، قَالَ لاَ يُقَادُ الْحُرُّ بِالْعَبْدِ .It was narrated from Hisham, from Qatadah, from Al-Hasan, who said:"A free man should not be subjected to retaliation in return for a slave."Reference: Sunan Abi Dawud 4518 In-book : Book 41, Hadith 25 English translation : Book 40, Hadith 4503