Quran 7:30 from Surah Al-A'raaf on Divine Marvels.
فَرِيقًا هَدَىٰ وَفَرِيقًا حَقَّ عَلَيۡهِمُ ٱلضَّلَٰلَةُۚ إِنَّهُمُ ٱتَّخَذُواْ ٱلشَّيَٰطِينَ أَوۡلِيَآءَ مِن دُونِ ٱللَّهِ وَيَحۡسَبُونَ أَنَّهُم مُّهۡتَدُونَ
English translation: A group He guided and a group deserved [on] they the astraying Indeed, they take the devils (as) allies from besides Allah while they think that they (are the) guided-ones
Transliteration: fariqan hada wafariqan haqqa alayhimu al-dalalatu innahumu ittakhadhu al-shayatina awliyaa min duni al-lahi wayahsabuna annahum muh'taduna