Surah As-Saffat 37:142
فَٱلْتَقَمَهُ ٱلْحُوتُ وَهُوَ مُلِيمٌ
Then the fish swallowed him, while he was blameworthy.
Translation: Saheeh International
Tafsir
Then the whale swallowed him while he was blameworthy that is while he was guilty of a blameworthy thing having gone to sea and embarked the ship without his Lord’s permission.
Excerpt from Tafsir al-Jalalayn, commentary on 37:142, via Quran.com. The reader has the full commentary and 9 more tafsirs.