The prohibition of killing women and children in war Sahih Muslim 1744 b
Arabic hadith text
حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا مُحَمَّدُ بْنُ بِشْرٍ، وَأَبُو أُسَامَةَ قَالاَ حَدَّثَنَا عُبَيْدُ، اللَّهِ بْنُ عُمَرَ عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، قَالَ وُجِدَتِ امْرَأَةٌ مَقْتُولَةً فِي بَعْضِ تِلْكَ الْمَغَازِي فَنَهَى رَسُولُ اللَّهِ صلى الله عليه وسلمعَنْ قَتْلِ النِّسَاءِ وَالصِّبْيَانِ .
Translation
It is narrated by Ibn 'Umar that a woman was found killed in one of these battles; so the Messenger of Allah (ﷺ) forbade the killing of women and children.