O you who believe, if you strike in the cause of God, you shall be absolutely sure. Do not say to one who offers you peace, “You are not a believer,” seeking the spoils of this world. For God possesses infinite spoils. Remember that you used to be like them, and God blessed you. Therefore, you shall be absolutely sure (before you strike). God is fully Cognizant of everything you do.
يٰأَيُّهَا الَّذينَ ءامَنوا إِذا ضَرَبتُم فى سَبيلِ اللَّهِ فَتَبَيَّنوا وَلا تَقولوا لِمَن أَلقىٰ إِلَيكُمُ السَّلٰمَ لَستَ مُؤمِنًا تَبتَغونَ عَرَضَ الحَيوٰةِ الدُّنيا فَعِندَ اللَّهِ مَغانِمُ كَثيرَةٌ كَذٰلِكَ كُنتُم مِن قَبلُ فَمَنَّ اللَّهُ عَلَيكُم فَتَبَيَّنوا إِنَّ اللَّهَ كانَ بِما تَعمَلونَ خَبيرًا
yaaa aiyuhal lazeena aamanoo izaa darabtum fee sabeelil laahi fatabaiyanoo wa laa taqooloo liman alqaaa ilaikumus salaama lasta mu’minan tabtaghoona ‘aradal hayaatid dunyaa fa’indal laahi maghaanimu kaseerah; kazaalika kuntum min qablu famannnal laahu ‘alaikum fatabaiyanoo; innallaaha kaana bimaa ta’maloona Khabeeraa