Surah An-Nisa 4:16

وَٱلَّذَانِ يَأْتِيَـٰنِهَا مِنكُمْ فَـَٔاذُوهُمَا ۖ فَإِن تَابَا وَأَصْلَحَا فَأَعْرِضُوا۟ عَنْهُمَآ ۗ إِنَّ ٱللَّهَ كَانَ تَوَّابًا رَّحِيمًا

And the two who commit it [i.e., unlawful sexual intercourse] among you - punish [i.e., dishonor] them both. But if they repent and correct themselves, leave them alone. Indeed, Allāh is ever Accepting of Repentance and Merciful.

Translation: Saheeh International

Tafsir

And when two of you read wa’lladhāni or wa’lladhānni men commit it that is a lewd act adultery or homosexual intercourse punish them both with insults and beatings with sandals; but if they repent of this lewd act and make amends through good action then leave them be and do not harm them. …

Excerpt from Tafsir al-Jalalayn, commentary on 4:16, via Quran.com. The reader has the full commentary and 9 more tafsirs.