Sura 23 Al-Mu'minun (The Believers), ayah 68

1. أَفَلَمْ يَدَّبَّرُوا الْقَوْلَ أَمْ جَاءَهُمْ مَا لَمْ يَأْتِ آبَاءَهُمُ الْأَوَّلِينَ

   Then have they not reflected over the Qur'an, or has there come to them that which had not come to their forefathers?

   23:68

Translation: Saheeh International