Sahih (Sahih al-Bukhari)
حَدَّثَنَا مُوسَى بْنُ إِسْمَاعِيلُ، حَدَّثَنَا جُوَيْرِيَةُ، عَنْ نَافِعٍ، عَنْ عَبْدِ اللَّهِ ـ رضى الله عنه ـ أَنَّ رَجُلاً مِنَ الأَنْصَارِ قَذَفَ امْرَأَتَهُ فَأَحْلَفَهُمَا النَّبِيُّ صلى الله عليه وسلم ثُمَّ فَرَّقَ بَيْنَهُمَا.
Narrated `Abdullah:An Ansari man accused his wife (of committing illegal sexual intercourse). The Prophet (ﷺ) made both of them takes the oath of Lian, and separated them from each other (by divorce)