Surah An-Naml 27:54

وَلُوطًا إِذْ قَالَ لِقَوْمِهِۦٓ أَتَأْتُونَ ٱلْفَـٰحِشَةَ وَأَنتُمْ تُبْصِرُونَ

And [mention] Lot, when he said to his people, "Do you commit immorality while you are seeing?

Translation: Saheeh International

Tafsir

And Lot Lūtan is in the accusative because of an implied udhkur ‘mention’ before it and it Lūtan is substituted by the following idh qāla … when he said to his people ‘What! Do you commit such abomination namely homosexual intercourse while you watch? that is to say while you watch one another so engrossed are you in …

Excerpt from Tafsir al-Jalalayn, commentary on 27:54, via Quran.com. The reader has the full commentary and 9 more tafsirs.