Thawāb al-Aʿmāl wa ʿiqāb al-Aʿmāl

Hadith 802
wilayahimam-aliahl-al-baytdisbeliefhellfire
وَ بِهَذَا الْإِسْنَادِ عَنْ مُحَمَّدِ بْنِ جَعْفَرٍ عَنْ أَبِیهِ ع قَالَ: عَلِیٌّ بَابُ الْهُدَی مَنْ خَالَفَهُ کَانَ کَافِراً وَ مَنْ أَنْکَرَهُ دَخَلَ النَّارَ.
12. And from the previous chain from Muhammad b. Ja’far from his father (a.s.) who said: “Ali is the door of guidance. Those who oppose him are infidels and his deniers are destined to Hell.”
Source: Shaykh Muḥammad b. ʿAlī al-Ṣaduq