On Him Whose Health Has Overcome His Illness but He Treats Himself and Dies

1-91 (The compiler of the book narrated) that his father - may God be pleased with him - narrated that Ahmad ibn Idris quoted on the authority of Sahl ibn Zyad, on the authority of Al-Nawfaly, on the authority of Isma’il ibn Abi Zyad that Aba Abdullah as-Sadiq (MGB) said, “