Ragel wrote a book on naevi; Rhazes (1040) devoted several chapters to it; and Averroes (1165) made many references to it in his De sanitate, p. 82 (Leiden, 1537).
Petrarch refuses to believe that any good thing can come out of Arabia, and speaks of Averroes as a mad dog barking against the church.
The points by which he told on Europe were all implicit in Aristotle, but Averroes set in relief what the original had left obscure, and emphasized things which the Christian theologian passed by or misconceived.
In works of contemporary art Averroes is at one time the comrade of Mahomet and Antichrist; at another he lies with Arius and Sabellius, vanquished by the lance of St Thomas.
The Arabic scholar Averroes gave Aristotle to western Europe in a pantheistic garb, and thus influenced medieval scientists.
The Aristotelian school in Islam did not speak with one voice upon the question; Avicenna declared the soul immortal, but Averroes assumes only the eternity of the universal intellect.
His son Samuel, who died at Marseilles about 1230, was equally prolific. He translated the Moreh Nebhukhim during the life of the author, and with some help from him, so that this may be regarded as the authorized version; Maimonides' commentary on the Mishnah tractate Pirge.Abhoth, and some minor works; treatises of Averroes and other Arabic authors.
The conception of reason in the world passed from him to Aristotle, to whom it seemed the dawn of sober thought after a night of disordered dreams. From Aristotle it descended to his commentators, and under the influence of Averroes became the engrossing topic of speculation.
It was amongst them, especially in Maimonides, that Aristotelianism found refuge after the light of philosophy was extinguished in Islam; and the Jewish family of the Ben-Tibbon were mainly instrumental in making Averroes known to southern France.
The editors of Averroes complain that the popular taste had forsaken them for the Greek.