Sunan Abi Dawud
Sunan Abi Dawud 3598
Regarding a man who helps someone in a dispute without knowing about the case
Arabic hadith text
حَدَّثَنَا عَلِيُّ بْنُ الْحُسَيْنِ بْنِ إِبْرَاهِيمَ، حَدَّثَنَا عُمَرُ بْنُ يُونُسَ، حَدَّثَنَا عَاصِمُ بْنُ مُحَمَّدِ بْنِ زَيْدٍ الْعُمَرِيُّ، حَدَّثَنِي الْمُثَنَّى بْنُ يَزِيدَ، عَنْ مَطَرٍ الْوَرَّاقِ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، عَنِ النَّبِيِّ صلى الله عليه وسلم بِمَعْنَاهُ قَالَ " وَمَنْ أَعَانَ عَلَى خُصُومَةٍ بِظُلْمٍ فَقَدْ بَاءَ بِغَضَبٍ مِنَ اللَّهِ عَزَّ وَجَلَّ
Translation
The tradition mentioned above has also been transmitted by Ibn 'Umar from the Prophet (ﷺ) through different chain of narrators to the same effect. In this version he also said
"He who assits in a dispute unjustly deserves the anger of Allah, Most High.