An Nur, 4 Ayah
24:4
وَٱلَّذِينَ يَرۡمُونَ ٱلۡمُحۡصَنَٰتِ ثُمَّ لَمۡ يَأۡتُواْ بِأَرۡبَعَةِ شُهَدَآءَ فَٱجۡلِدُوهُمۡ ثَمَٰنِينَ جَلۡدَةٗ وَلَا تَقۡبَلُواْ لَهُمۡ شَهَٰدَةً أَبَدٗاۚ وَأُوْلَٰٓئِكَ هُمُ ٱلۡفَٰسِقُونَ ٤
Wa Al-Ladhīna Yarmūna Al-Muĥşanāti Thumma Lam Ya'tū Bi'arba`ati Shuhadā'a Fājlidūhum Thamānīna Jaldatan Wa Lā Taqbalū Lahum Shahādatan ۚ 'Abadāan Wa 'Ūlā'ika Humu Al-Fāsiqūna
And those who accuse chaste women and then do not produce four witnesses - lash them with eighty lashes and do not accept from them testimony ever after. And those are the defiantly disobedient,