Quran 2:140 from Surah Al-Baqara on Divine Marvels.
أَمۡ تَقُولُونَ إِنَّ إِبۡرَٰهِـۧمَ وَإِسۡمَٰعِيلَ وَإِسۡحَٰقَ وَيَعۡقُوبَ وَٱلۡأَسۡبَاطَ كَانُواْ هُودًا أَوۡ نَصَٰرَىٰۗ قُلۡ ءَأَنتُمۡ أَعۡلَمُ أَمِ ٱللَّهُۗ وَمَنۡ أَظۡلَمُ مِمَّن كَتَمَ شَهَٰدَةً عِندَهُۥ مِنَ ٱللَّهِۗ وَمَا ٱللَّهُ بِغَٰفِلٍ عَمَّا تَعۡمَلُونَ
English translation: Or (do) you say that Ibrahim and Ismail and Ishaq and Yaqub and the descendants were Jews or Christians Say Are you better knowing or (is) Allah And who (is) more unjust than (the one) who concealed a testimony (that) he has from Allah And not (is) Allah unaware of what you do
Transliteration: am taquluna inna ib'rahima wa-is'ma'ila wa-is'haqa waya'quba wal-asbata kanu hudan aw nasara qul a-antum a'lamu ami al-lahu waman azlamu mimman katama shahadatan indahu mina al-lahi wama al-lahu bighafilin amma ta'maluna