Nahj al-Balāgha

Hadith 1757
governance
١٥١. وَقَالَ (عليه ‏السلام): لِكُلِّ امْرِئٍ عَاقِبَةٌ حُلْوَةٌ أَوْ مُرَّةٌ.
151. Amīr al-mu’minīn, peace be upon him, said: Every human being has to meet the end, sweet or bitter.
Source: al-Sharīf al-Raḍī