أُذِنَ لِلَّذينَ يُقاتَلونَ بِأَنَّهُم ظُلِموا ۚ وَإِنَّ اللَّهَ عَلىٰ نَصرِهِم لَقَديرٌ

Permission is given to those who were fought against because they were wronged; indeed, God can grant them victory.