Al-Kāfi

Hadith 1283
oppression
3ـ أَبُو عَلِيٍّ الأشْعَرِيُّ عَنْ مُحَمَّدِ بْنِ عَبْدِ الْجَبَّارِ عَنِ ابْنِ فَضَّالٍ عَنْ ثَعْلَبَةَ بْنِ مَيْمُونٍ عَنْ حَمَّادِ بْنِ بَشِيرٍ عَنْ أَبِي عَبْدِ الله (عَلَيهِ السَّلام) قَالَ قَالَ رَسُولُ الله (صَلَّى اللهُ عَلَيْهِ وآلِه) قَالَ الله تَبَارَكَ وَتَعَالَى مَنْ أَهَانَ لِي وَلِيّاً فَقَدْ أَرْصَدَ لِمُحَارَبَتِي.
3. Abu Ali al-Ash’ari has narrated from Muhammad ibn ‘Abd al-Jabbar from ibn Faddal from Tha’labah ibn Maymun from Hammad ibn Bashir from Abu ‘Abdillah (a.s.) who has said the following: ‘‘The Messenger of Allah has said, ‘Allah, the Most Blessed, the Most High, has said, ‘‘Whoever insults any of My friends has waged a war against Me.’”
Source: Shaykh Muḥammad b. Yaʿqūb al-Kulaynī