وَمَن أَظلَمُ مِمَّنِ افتَرىٰ عَلَى اللَّهِ الكَذِبَ وَهُوَ يُدعىٰ إِلَى الإِسلامِ ۚ وَاللَّهُ لا يَهدِي القَومَ الظّالِمينَ

And who is more unjust than one who invents about Allah untruth while he is being invited to Islam. And Allah does not guide the wrongdoing people.