Surah Al-Kahf Verse 35

وَدَخَلَ جَنَّتَهُ وَهُوَ ظَالِمٌ لِنَفْسِهِ قَالَ مَا أَظُنُّ أَنْ تَبِيدَ هَٰذِهِ أَبَدًا

And he entered his garden while he was unjust to himself. He said, "I do not think that this will perish - ever