alkafi-14935Vol. 8, p. 166
قَالَ رَسُولُ اللَّهِ ص طَاعَةُ عَلِيٍّ ذُلٌّ وَ مَعْصِيَتُهُ كُفْرٌ بِاللَّهِ قِيلَ يَا رَسُولَ اللَّهِ كَيْفَ تَكُونُ طَاعَةُ عَلِيٍّ ذُلًّا وَ مَعْصِيَتُهُ كُفْراً بِاللَّهِ فَقَالَ إِنَّ عَلِيّاً يَحْمِلُكُمْ عَلَى الْحَقِّ فَإِنْ أَطَعْتُمُوهُ ذَلَلْتُمْ وَ إِنْ عَصَيْتُمُوهُ كَفَرْتُمْ بِاللَّهِ.
Abu Abdullah (asws) said: ‘The Rasool Allah (saww) said: ‘Obedience to Ali (asws) is humbleness and disobedience to him is blasphemy with Allah (azwj)’. It was said, ‘O Rasool Allah (saww), how can obedience to Ali (asws) be humbleness and disobedience to him (asws) be blasphemy with Allah (azwj)?’ So he (saww) replied