51:46
وَقَوْمَ نُوحٍۢ مِّن قَبْلُ ۖ إِنَّهُمْ كَانُوا۟ قَوْمًۭا فَـٰسِقِينَ ٤٦
Saheeh International
And [We destroyed] the people of Noah before; indeed, they were a people defiantly disobedient.
Tafsir of "Ibn Kathir" (English)
وَقَوْمَ نُوحٍ مِّن قَبْلُ(So were) the people of Nuh before them.meaning, `We destroyed the people of Nuh before these people (Fir`awn, `Ad and Thamud).'إِنَّهُمْ كَانُوا قَوْمًا فَاسِقِينَVerily, they were a people who were rebellious.We mentioned these stories in details before in the Tafsir of several other Surahs