(Annajm) 53 : 52
وَقَوْمَ نُوحٍ مِنْ قَبْلُ ۖ إِنَّهُمْ كَانُوا هُمْ أَظْلَمَ وَأَطْغَىٰ
And before them the people of Noah, they were the most wrongdoers and were transgressing the boundary limit.
See explanation 38: 55; 42: 21-22, and 42-46.