Surah Al-Mu'minun Verse 68

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