The Kuzari הכוזרי

Rabbi Yehuda HaLevi: the King of the Khazars learns why Judaism is true

Hebrew: Ibn Tibbon, Project Ben-Yehuda (CC-BY-SA). English: Hartwig Hirschfeld, 1905 (public domain). Via Sefaria. Learning for halacha? Please ask your Rav. All the library · Jer’s Torah Page