وَإِن يُكَذِّبُوكَ فَقَدْ كَذَّبَتْ قَبْلَهُمْ قَوْمُ نُوحٍ وَعَادٌ وَثَمُودُ

And if they reject you, then already before you did the people of Nuh and Ad and Samood reject (prophets).