The Forgiver - 40:5
Noah´s people denied before them, and many parties after them. Each party tried to neutralize their messengers. They argued with vain and false things to remove the truth. At last I seized them; how is My punishment?
The definition of those who strive to remove the truth:
The Cave/18:56
We have sent the messengers only as bearers of glad tidings and warners. The disbelievers strive to destroy the truth with falsehood and falsehood. They ridiculed My signs and what they were warned about.