The Sufficient (Vol 6) · Hadith 1129 (#Ḥadīth #5)
Chapter 48 | The Rare Ahadith
عَلِيُّ بْنُ مُحَمَّدٍ رَفَعَهُ قَالَ كَانَ أَمِيرُ الْمُؤْمِنِينَ ( عليه السلام ) يَسْتَاكُ عَرْضاً وَ يَأْكُلُ هَرْتاً وَ قَالَ الْهَرْتُ أَنْ يَأْكُلَ بِأَصَابِعِهِ جَمِيعاً .
5. Ali ibn Muhammad in a marfu‘ manner has said the following: “’Amir al-Mu’minin , would brush his teeth widthwise and eat using all of his fingers.’”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).