Al-Kahf (The Cave)

Surah 18 · Verse 104

Those (are the persons) who misdirect their efforts in the life of this world but they think that they are doing good work.

الَّذِينَ ضَلَّ سَعْيُهُمْ فِي الْحَيَاةِ الدُّنْيَا وَهُمْ يَحْسَبُونَ أَنَّهُمْ يُحْسِنُونَ صُنْعًا