What about the children of polytheists killed by the cavalry during the night raid? He said: They are from them. (Using translation from Muslim 1745c)
أَنَّ النَّبِيَّ ﷺ «قِيلَ لَهُ لَوْ أَنَّ خَيْلًا أَغَارَتْ مِنَ اللَّيْلِ فَأَصَابَتْ مِنْ أَبْنَاءِ الْمُشْرِكِينَ؟» قَالَ «هُمْ مِنْ آبَائِهِمْ»