The Peak of Eloquence · Hadith 1523 (#Passage #332)
Chapter 53 | Instructions for Malik al-Ashtar upon his appointment as the governor of Egypt
ثُمَّ إِنَّ لِلْوَالِي خَاصَّةً وبِطَانَةً، فِيهِمُ اسْتِئْثَارٌ وَتَطَاوُلٌ، وَقِلَّةُ إِنْصَافٍ فِي مُعَامَلَةٍ، فَاحْسِمْ مَادَّةَ أُولَئِكَ بِقَطْعِ أَسْبَابِ تِلْكَ الْأَحْوَالِ،
Further, a governor has favourites and people of easy access to him. They misappropriate things, are high-handed and do not observe justice in matters. You should destroy the root of evil in the people by cutting away the causes of these defects.
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).