Quran Surah 2, Ayah 16: أُولَٰئِكَ الَّذِينَ اشْتَرَوُا الضَّلَالَةَ بِالْهُدَىٰ فَمَا رَبِحَتْ تِجَارَتُهُمْ وَمَا كَانُوا مُهْتَدِينَ English Translation: Those are the ones who have purchased error [in exchange] for guidance, so their transaction has brought no profit, nor were they guided.