Al-Kāfi

Hadith 510
justiceparable
15ـ عَنْهُ عَنِ ابْنِ مَحْبُوبٍ عَنْ مُعَاوِيَةَ بْنِ وَهْبٍ عَنْ أَبِي عَبْدِ الله (عَلَيهِ السَّلام) قَالَ الْعَدْلُ أَحْلَى مِنَ الشَّهْدِ وَأَلْيَنُ مِنَ الزُّبْدِ وَأَطْيَبُ رِيحاً مِنَ الْمِسْكِ.
15. It is narrated from him (narrator of the Hadith above) from ibn Mahbub from Mu’awiyah ibn Wahab from Abu ‘Abdillah (a.s.) who has said the following: “Justice is sweeter than honey, softer than butter and smells sweeter than musk.”
Source: Shaykh Muḥammad b. Yaʿqūb al-Kulaynī