Background
He was born either at Barcelona, or at Toledo.
He was born either at Barcelona, or at Toledo.
He flourished about the end of the thirteenth century. He is sometimes confused with Zerahiah ben Isaac ha-Levi Saladin, also a translator. In writing to the physician Hillel of Verona, he makes the point that while commenting upon the difficult passages of the Moreh, he followed the criticisms of Naḥmanides.
lieutenant may be inferred from his commentary to the Book of Job that Arabic was his native language.