Surah An-Najm 53:32

ٱلَّذِينَ يَجْتَنِبُونَ كَبَـٰٓئِرَ ٱلْإِثْمِ وَٱلْفَوَٰحِشَ إِلَّا ٱللَّمَمَ ۚ إِنَّ رَبَّكَ وَٰسِعُ ٱلْمَغْفِرَةِ ۚ هُوَ أَعْلَمُ بِكُمْ إِذْ أَنشَأَكُم مِّنَ ٱلْأَرْضِ وَإِذْ أَنتُمْ أَجِنَّةٌ فِى بُطُونِ أُمَّهَـٰتِكُمْ ۖ فَلَا تُزَكُّوٓا۟ أَنفُسَكُمْ ۖ هُوَ أَعْلَمُ بِمَنِ ٱتَّقَىٰٓ

Those who avoid the major sins and immoralities, only [committing] slight ones. Indeed, your Lord is vast in forgiveness. He was most knowing of you when He produced you from the earth and when you were fetuses in the wombs of your mothers. So do not claim yourselves to be pure; He is most knowing of who fears Him.

Translation: Saheeh International

Tafsir

Those who avoid grave sins and abominations excepting lesser offences that is minor sins such as a look a kiss or a touch this constitutes a discontinuous exception in other words the meaning is but lesser offences are forgiven by the avoidance of grave sins. …

Excerpt from Tafsir al-Jalalayn, commentary on 53:32, via Quran.com. The reader has the full commentary and 9 more tafsirs.