Quran 3:100 from Surah Aal-i-Imraan on Divine Marvels.
يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوٓاْ إِن تُطِيعُواْ فَرِيقٗا مِّنَ ٱلَّذِينَ أُوتُواْ ٱلۡكِتَٰبَ يَرُدُّوكُم بَعۡدَ إِيمَٰنِكُمۡ كَٰفِرِينَ
English translation: O you who believe[d]! If you obey a group from those who were given the Book they will turn you back after your belief (as) disbelievers
Transliteration: yaayyuha alladhina amanu in tuti'u fariqan mina alladhina utu al-kitaba yaruddukum ba'da imanikum kafirina