The Book of Characteristics · Hadith 839 (#Ḥadīth #1)
Chapter 20 | An Atheist Eats with Seven Intestines
7-29 حدثنا بذلك محمد بن الحسن بن الوليد رضي الله عنه، عن محمد بن الحسن الصفار، عن هارون بن مسلم، عن مسعدة، عن جعفر بن محمد عليهما السلام: الكافر يأكل في سبعة أمعاء
7-29 Muhammad ibn al-Hassan al-Walid - may God be pleased with him - narrated that Muhammad ibn al-Hassan al-Saffar quoted Harun ibn Muslim, on the authority of Mus’adat, on the authority of Ja’far ibn Muhammad as-Sadiq (MGB), “The atheists eat with seven intestines. ”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).