عَنْ إِسْمَاعِيلَ بْنِ عَمْرِو بْنِ قَيْسِ بْنِ سَعْدِ بْنِ عُبَادَةَ رَضِيَ اللَّهُ عَنْهُ عَنْ أَبِيهِ أَنَّهُمْ وَجَدُوا فِي كُتُبِ أَوْ كِتَابِ سَعْدِ بْنِ عُبَادَةَ أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَآلِهِ وَسَلَّمَ قَضَى بِالْيَمِينِ مَعَ الشَّاهِدِ
Amr bin Qais says that he found it written in the writings of Sayyiduna Sa’d bin Ubadah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) gave a verdict in the light of an oath along with one witness.