Quran 13:37 from Surah Ar-Ra'd on Divine Marvels.
وَكَذَٰلِكَ أَنزَلۡنَٰهُ حُكۡمًا عَرَبِيّٗاۚ وَلَئِنِ ٱتَّبَعۡتَ أَهۡوَآءَهُم بَعۡدَ مَا جَآءَكَ مِنَ ٱلۡعِلۡمِ مَا لَكَ مِنَ ٱللَّهِ مِن وَلِيّٖ وَلَا وَاقٖ
English translation: And thus We have revealed it (to be) a judgment of authority (in) Arabic And if you follow their desires after what came to you of the knowledge not for you against Allah any protector and not defender
Transliteration: wakadhalika anzalnahu huk'man arabiyyan wala-ini ittaba'ta ahwaahum ba'dama jaaka mina al-'il'mi ma laka mina al-lahi min waliyyin wala waqin