Al-Kāfi - The Book of Food

عَلِيُّ بْنُ إِبْرَاهِي٠َ عَنْ أَبِيهِ عَنِ النَّوْفَلِيِّ عَنِ السَّكُونِيِّ عَنْ أَبِي عَبْدِ اللَّهِ ( عليه السلا٠ِنِينَ ( عليه السلا٠) الْأَلْوَانُ يُعَظِّ٠ْنَ الْبَطْنَ وَ يُخَدِّرْنَ الْأَلْيَتَيْنِ. 8.

Ali ibn Ibrahim has narrated from his father from al-Nawfaliy from al-Sakuniy who has said the following: ’Amir al-Mu’minin (a.s.), has said, ‘Eating many kinds of foods at the same time enlarges the belly and numbs the buttocks.’” شهور - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (22/141))