Grief and the transient nature of life
Nahj al-Balāgha|Volume 1|Book 3|Chapter 357
۳۵۷. وَعَزَّى (عليه السلام) قَوْماً عَنْ مَيِّتٍ مَاتَ لَهُمْ فَقَالَ (عليه السلام):
357. Condoling with people among whom one had died, Amīr al-mu’minīn, peace be upon him, said: