Emunoth ve-Deoth
The Book of Beliefs and Opinions () is a book written by Saadia Gaon (completed 933) which is the first systematic presentation and philosophic foundation of the dogmas of Judaism. The work was originally in Judeo-Arabic in Hebrew letters with quotations from the Torah. The first Hebrew translation was done in 1186 by Judah ben Saul ibn Tibbon, titled Emunot ve-Deot ( Beliefs and Opinions). An unabridged translation into English by Samuel Rosenblatt was published in 1948. The work is prefaced by an introduction and has ten chapters; it was completed in 933. Premise and introduction The work was mainly written as a defense of Rabbinic Judaism against the views of Karaite Judaism, which rejects the oral law (Mishnah and Talmud). In his detailed introduction, Saadia speaks of the reasons that led him to compose it. His heart was grieved when he saw the confusion concerning matters of religion that prevailed among his contemporaries, finding an unintelligent belief and unenlightened views current among those who professed Judaism, while those who denied the faith triumphantly vaunted their errors. Men were sunken in the sea of doubt and overwhelmed by the waves of spiritual error, and there was none to help them;