﴿ وَلَقَدْ أَرْسَلْنَا نُوحًا إِلَىٰ قَوْمِهِۦٓ إِنِّى لَكُمْ نَذِيرٌۭ مُّبِينٌ ﴾

“AND INDEED, [it was with the same message that] We sent forth Noah unto his people: "Behold, I come unto you with the plain warning”

Please check ayah 11:27 for complete tafsir.