4-48 Abul-Hassan Muhammad ibn Amr ibn al-Basry narrated that the preacher Abu Abdullah Muhammad ibn Abdullah ibn Ahmad ibn Jabalat quoted Abul Qasim Abdullah ibn Amer al-Ta’ee, on the authority of his father, on the authority of Ali ibn Musa al-Ridha (MGB), on the authority of Musa ibn Ja’far (MGB), on the authority of Ja’far ibn Muhammad (MGB), on the authority of Muhammad ibn Ali (MGB), on the authority of Ali ibn al-Hussein (MGB), on the authority of Al-Hussein ibn Ali (MGB) that the Commander of the Faithful Imam Ali (MGB) said,

“The Commander of the Faithful (MGB) told the Syrian man who had asked him several questions in the Jamea Mosque in Kufa, ‘There are four things which will ever be satiated from four things: the Earth will never become satiated from rain; women will never be satiated with men; the eyes will never be satiated from seeing; and scientists will never be satiated with knowledge.’”