Qur'an 67:20

أَمَّنْ هَـٰذَا ٱلَّذِى هُوَ جُندٌ لَّكُمْ يَنصُرُكُم مِّن دُونِ ٱلرَّحْمَـٰنِ ۚ إِنِ ٱلْكَـٰفِرُونَ إِلَّا فِى غُرُورٍ

“Or who is it that could be an army for you to aid you other than the Most Merciful? The disbelievers are not but in delusion.”

Al-Mulk 67:20 · Saheeh International