Quran 6:66 from Surah Al-An'aam on Divine Marvels.
وَكَذَّبَ بِهِۦ قَوۡمُكَ وَهُوَ ٱلۡحَقُّۚ قُل لَّسۡتُ عَلَيۡكُم بِوَكِيلٖ
English translation: But denied it your people while it (is) the truth Say I am not over you a manager
Transliteration: wakadhaba bihi qawmuka wahuwa al-haqu qul lastu alaykum biwakilin