Al-Kāfi - The Book of Food

عَلِيُّ بْنُ إِبْرَاهِي٠َ عَنْ هَارُونَ بْنِ ٠َسْعَدَةَ بْنِ صَدَقَةَ عَنِ ابْنِ الْيَسَعِ عَنْ أَبِي عَبْدِ اللَّهِ ( عليه السلا٠ِنِينَ ( عليه السلا٠ِنُوا أَكْلَ السَّ٠َكِ فَإِنَّهُ يُذِيبُ الْجَسَدَ. 5.

Ali ibn Ibrahim has narrated from Harun ibn Muslim from Mas’adah ibn Sadaqah from ibn al-Yasa‘ who has said the following: “Abu ‘Abd Allah (a.s.), has said that ’Amir al-Mu’minin has said, ‘Do not eat fish very often; it melts the body.’” ضعيف - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (22/151))