and His angels and the inhabitants of the heavens and the earth, even the ants in their holes, and even the great fishes certainly pray for the teacher of good to men."'—At Tirmidhí.
It is related from Anas that, 'The Apostle of God said, "The search after knowledge is an incumbent duty on every male and female Muslim; but the placing knowledge before one who does not appreciate it is like placing a necklace of pearls, jewels and gold on the necks of swine."'—Ibn Májah.
It is related from Abú Hurairah that, 'The Apostle of God said, "He who is asked a question concerning knowledge which he possesses, and then hideth it, will, on the day of resurrection, be bridled with a bridle of fire."'—Aḥmad, Abú Dáud, At Tirmidhí.
It is related from Ibn ʿAbbás that, 'The Apostle of God said, "Whoever speaks concerning the Qurʾán from his own opinion, let him find his resting-place in the fire."'—At Tirmidhí.
It is related from Ibn Masʿúd that, 'The Apostle of God said, "The Qurʾán was sent down in seven readings. In every verse of them are clear and hidden sentences, and for every boundary there is height."
It is related from Abú Hurairah that he said, 'Amongst, the things which I learned from the Apostle of God is that he said, "Verily God, the Exalted and Magnified, will send for the people at the end of every hundred years one who will rejuvenate for them their religion."'—Abú Dáud.
It is related from Abú Hurairah that, 'The Apostle of God said, "Verily amongst the things which reach the believer with rewards after his death from his works and good actions are knowledge which he acquired and dispensed to others, a good son which he left behind, or a Qurʾán which he bequeathed to others, or a mosque which he built, or a rest-house for travellers which he built, or a canal which he caused to flow, or alms which he bestowed out of his goods whilst in health and during his life-time."'—Ibn Májah.
It is related from Abúʾl-Dardái that, 'The Apostle of God was asked, "What is the degree of knowledge, which, if a man attains, he becomes a learned man?" The Apostle of God replied, "Whoever preserves for my followers forty traditions
