Ahmad b. Yahya al-Mukattib narrated to us. He said: Ahmad b. Muhammad al-Warraq narrated to us. He said: Bishr b. Sa`id b. Qalbuwayh narrated to me. He said: `Abd al-Jabbar b. Kathir al-Tamimi al-Yamani narrated to us. He said: I heard Muhammad b. Harb al-Hilali the emir of Medina say: I heard al-Sadiq Ja`far b. Muhammad say:

Wellness is a hidden blessing – when you have it, you forget about it; and when you lose it, you remember it.