The Peak of Eloquence · Hadith 1073 (#Passage #1)
Chapter 212 | Those who give up supporting the righteous cause
ومن خطبة له (عليه السلام) كان يستنهض بها أصحابه إلى جهاد أهل الشام في زمانه
About those who give up supporting right (Attempting to moblise His followers for Jihād against the Syrians)
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).