Abu Huraira reported: The Messenger of Allah, peace and blessings be upon him, said, “Whoever accuses someone in his custodianship of a crime and he is innocent of the claim, the accuser will be flogged on the Day of Resurrection, unless it truly is as he claimed.”
Source: Ṣaḥīḥ al-Bukhārī 6858, Ṣaḥīḥ Muslim 1660
Grade: Muttafaqun Alayhi (authenticity agreed upon) according to Al-Bukhari and Muslim
عَنْ أَبِي هُرَيْرَةَ عَنْ رَسُولِ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ مَنْ قَذَفَ مَمْلُوكَهُ وَهُوَ بَرِيءٌ مِمَّا قَالَ جُلِدَ يَوْمَ الْقِيَامَةِ إِلَّا أَنْ يَكُونَ كَمَا قَالَ
6466 صحيح البخاري كتاب الحدود باب قذف العبيد
1660 صحيح مسلم كتاب الأيمان باب التغليظ على من قذف مملوكه بالزنا