39أُذِنَ لِلَّذينَ يُقاتَلونَ بِأَنَّهُم ظُلِموا ۚ وَإِنَّ اللَّهَ عَلىٰ نَصرِهِم لَقَديرٌHilali & KhanPermission to fight is given to those (i.e. believers against disbelievers), who are fighting them, (and) because they (believers) have been wronged, and surely, Allah is Able to give them (believers) victory