سورة Al-Fath 48:22

وَلَوْ قَـٰتَلَكُمُ ٱلَّذِينَ كَفَرُوا۟ لَوَلَّوُا۟ ٱلْأَدْبَـٰرَ ثُمَّ لَا يَجِدُونَ وَلِيًّۭا وَلَا نَصِيرًۭا ٢٢

If the disbelievers were to fight you, they would certainly flee. Then they would never find any protector or helper