Nahj al-Balāgha

Hadith 1774
generositygovernance
١٧٦. وَقَالَ (عليه ‏السلام): آلَةُ الرِّيَاسَةِ سَعَةُ الصَّدْرِ
176. Amīr al-mu’minīn, peace be upon him, said: The means to secure high authority is breadth of chest (i.e., generosity).
Source: al-Sharīf al-Raḍī