Surah Al-Waqi'ah 56:25
لَا يَسْمَعُونَ فِيهَا لَغْوًا وَلَا تَأْثِيمًا
They will not hear therein ill speech or commission of sin -
Translation: Saheeh International
Tafsir
They will not hear therein in Paradise any vain talk any lewd words or any sinful words
Excerpt from Tafsir al-Jalalayn, commentary on 56:25, via Quran.com. The reader has the full commentary and 9 more tafsirs.