(n)Karaisma Jewish religious movement that repudiated oral tradition as a source of divine law and defended the Hebrew Bible as the sole authentic font of religious doctrine and practice.“This ephemeral appearance of Karaism on Spanish soil was fruitful for Jewish historical literature, for it induced the philosophically trained Abraham ibn Daud of Toledo to write his "Sefer ha-Ḳabbalah" (1161), which is invaluable for the history of the Jews in Spain.”