Surah Al-Ahzab 33:30

يَـٰنِسَآءَ ٱلنَّبِىِّ مَن يَأْتِ مِنكُنَّ بِفَـٰحِشَةٍ مُّبَيِّنَةٍ يُضَـٰعَفْ لَهَا ٱلْعَذَابُ ضِعْفَيْنِ ۚ وَكَانَ ذَٰلِكَ عَلَى ٱللَّهِ يَسِيرًا

O wives of the Prophet, whoever of you should commit a clear immorality - for her the punishment would be doubled two fold, and ever is that, for Allāh, easy.

Translation: Saheeh International

Tafsir

O wives of the Prophet! Whoever of you commits manifest indecency read mubayyana or mubayyina meaning respectively ‘it has become evident’ meaning ‘one that is evident’ the chastisement shall be doubled yudā‘af a variant reading has 2nd form yuda‘‘af and still another has nuda‘‘if ‘We shall double’ in which case read …

Excerpt from Tafsir al-Jalalayn, commentary on 33:30, via Quran.com. The reader has the full commentary and 9 more tafsirs.