Not graded
Musnad Ahmad 16087
Narrator:As-Sa‘b ibn Jathhāma
وَسَأَلْتُهُ عَنْ أَوْلَادِ الْمُشْرِكِينَ فَقَالَ اقْتُلْهُمْ مَعَهُمْ قَالَ وَقَدْ نَهَى عَنْهُمْ يَوْمَ خَيْبَرَ
This hadith has no English translation yet: the Arabic text, the reference and the grade are shown here.
Reported by Ahmad (No. 16087).