In 1361 Menahem succeeded Joseph ibn al'Aish as rabbi in Alcala, and held office for eight years, during which time he also taught the Talmud.
In consequence of the civil war which broke out in 1368, Menahem lost all his property, and he then went to Toledo, where Don Samuel Abravanel took him under his protection, and enabled him to continue his studies during the rest of his life.
Sabbionetta, p. 166), it is intended mainly for rich Jews who associate with princes and who, on account of their high station and their intercourse with the non-Jewish world, are not over-rigorous in regard to Jewish regulations.
The Ẓedah la-Derek is divided into five parts (comprising altogether 372 sections), which may be summarized as follows: Menahem sought to emphasize the ethical side of the Law in his work.
In dogmatical questions Menahem was more inclined to a strictly Orthodox point of view than to a philosophical one, although he believed that the Biblical stories of the Creation and the Bible's teaching about the resurrection contained mysteries, which he did not venture to solve.