The Peak of Eloquence · Hadith 236 (#Passage #2)

لاَ تَقْتُلُوا الْخَوَارِجَ بَعْدِي، فَلَيْسَ مَنْ طَلَبَ الْحَقَّ فَأَخْطَأَهُ، كَمَنْ طَلَبَ الْبَاطِلَ فَأَدْرَكَهُ.

Do not fight [1] the Khārijites after me, because one who seeks right but does not find it, is not like one who seeks wrong and finds it.

Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).