Quran 21:65 from Surah Al-Anbiyaa on Divine Marvels.
ثُمَّ نُكِسُواْ عَلَىٰ رُءُوسِهِمۡ لَقَدۡ عَلِمۡتَ مَا هَٰٓؤُلَآءِ يَنطِقُونَ
English translation: Then they were turned on their heads Verily you know not these (can) speak!
Transliteration: thumma nukisu ala ruusihim laqad alim'ta ma haulai yantiquna