حَدَّثَنَا أَسْوَدُ بْنُ عَامِرٍ أَنْبَأَنَا شَرِيكٌ عَنْ أَبِي الْحَسْنَاءِ عَنِ الْحَكَمِ عَنْ حَنَشٍ عَنْ عَلِيٍّ رَضِيَ اللَّهُ عَنْهُ قَالَ أَمَرَنِي رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ أَنْ أُضَحِّيَ عَنْهُ فَأَنَا أُضَحِّي عَنْهُ أَبَدًا
مسند امام احمد بن حنبل · Hadith 843
It was narrated that 'Ali (RA) said: The Messenger of Allah ((PBUH) told me to offer a sacrifice on his behalf, and I will continue to offer a sacrifice on his behalf for ever.
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020