17وَكَم أَهلَكنا مِنَ القُرونِ مِن بَعدِ نوحٍ ۗ وَكَفىٰ بِرَبِّكَ بِذُنوبِ عِبادِهِ خَبيرًا بَصيرًاWahiduddin KhanHow many generations have We destroyed since Noah's time. Your Lord is well aware of the sins of His servants and observes them all.