The Peak of Eloquence · Hadith 174 (#Passage #1)
Chapter 38 | In disparagement of those in doubt
ومن خطبة له (عليه السلام) وفيها علة تسمية الشبهة شبهة، ثم بيان حال الناس فيها
About naming of doubt as such and disparagement of those in doubt
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).