Surah Al-Kahf 18:35
وَدَخَلَ جَنَّتَهُۥ وَهُوَ ظَالِمٌ لِّنَفْسِهِۦ قَالَ مَآ أَظُنُّ أَن تَبِيدَ هَٰذِهِۦٓ أَبَدًا ٣٥
EnglishSahih International
And he entered his garden while he was unjust to himself. He said, "I do not think that this will perish - ever.