The Peak of Eloquence · Hadith 2197 (#Passage #556)

٤٤٠. وَقَالَ (عليه السلام): مَا أَنْقَضَ النَّوْمَ لِعَزَائِمِ الْيَوْمِ.

440. Amīr al-mu’minīn, peace be upon him, said: What a breaker is sleep for resolutions of the day!

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