I bear witness to the fact that Messenger of Allah ﷺ gave judgment about it that a good quality of slave or female slave should be given for it. Thereupon 'Umar said: Bring one who may bear witness to you. Then Muhammad b. Maslama bore witness to him.
الْمُغِيرَةُ بْنُ شُعْبَةَ شَهِدْتُ النَّبِيَّ ﷺ قَضَى فِيهِ بِغُرَّةٍ عَبْدٍ أَوْ أَمَةٍ قَالَ فَقَالَ عُمَرُ ائْتِنِي بِمَنْ يَشْهَدُ مَعَكَ قَالَ فَشَهِدَ لَهُ مُحَمَّدُ بْنُ مَسْلَمَةَ