The Source of Traditions on Imam al-Riḍā (Vol 2) · Hadith 130 (#Ḥadīth #130)

130 - وَبِهذَا الإِسنادِ عَنْ عَلِىِّ بْنِ أَبِي طالِبٍ عَلَيْهِالسَّلامُ قالَ: ذُكِرَ عِنْدَ النَّبِيِ صَلَّى اللهُ عَلَيْهِ وَآلِهِ اللَّحْمُ وَالشَّحمُ فَقالَ: لَيْسَ مِنْهُما بَضعَةٌ تَقَعُ فِي المِعدَةِ إِلّا أَنبَتَت مَكانَها شِفاءً وَأَخرَجَت مِن مَكانَها داءً.

31-130 According to the same documentation, Ali ibn Abi Talib said, “There was talk of meat and fat in the presence of the Prophet (S). He said, “Whenever a bite of meat or fat enters the stomach, it will heal there and remove the pains from there.”

Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).