Isaac Karo (1458-1535) was a famous

posek In Jewish law, a ''posek'' ( , pl. ''poskim'', ) is a legal scholar who determines the application of ''halakha'', the Jewish religious laws derived from the written and Oral Torah, in cases of Jewish law where previous authorities are incon ...

preacher A preacher is a person who delivers sermons or homilies on religious topics to an assembly of people. Less common are preachers who Open-air preaching, preach on the street, or those whose message is not necessarily religious, but who preach com ...

Rosh Yeshiva Rosh yeshiva or Rosh Hayeshiva (, plural, pl. , '; Anglicized pl. ''rosh yeshivas'') is the title given to the dean of a yeshiva, a Jewish educational institution that focuses on the study of traditional religious texts, primarily the Talmud and th ...

, and

physician A physician, medical practitioner (British English), medical doctor, or simply doctor is a health professional who practices medicine, which is concerned with promoting, maintaining or restoring health through the Medical education, study, Med ...

. He was born in

Toledo, Spain Toledo ( ; ) is a city and Municipalities of Spain, municipality of Spain, the capital of the province of Toledo and the ''de jure'' seat of the government and parliament of the autonomous communities of Spain, autonomous community of Castilla� ...

and probably died in

Jerusalem Jerusalem is a city in the Southern Levant, on a plateau in the Judaean Mountains between the Mediterranean Sea, Mediterranean and the Dead Sea. It is one of the List of oldest continuously inhabited cities, oldest cities in the world, and ...

. He was the uncle and teacher of Rabbi

Joseph Karo Joseph ben Ephraim Karo, also spelled Yosef Caro, or Qaro (; 1488 – March 24, 1575, 13 Nisan 5335 A.M.), was a prominent Sephardic Jewish rabbi renowned as the author of the last great codification of Jewish law, the ''Beit Yosef'', and its ...

, author of the

Shulchan Aruch The ''Shulhan Arukh'' ( ),, often called "the Code of Jewish Law", is the most widely consulted of the various legal codes in Rabbinic Judaism. It was authored in the city of Safed in what is now Israel by Joseph Karo in 1563 and published in ...

Biography

Rabbi Karo studied under Rabbi Isaac Canpanton in Toledo. Eventually, he moved to

Lisbon Lisbon ( ; ) is the capital and largest city of Portugal, with an estimated population of 567,131, as of 2023, within its administrative limits and 3,028,000 within the Lisbon Metropolitan Area, metropolis, as of 2025. Lisbon is mainlan ...

in order to establish his own

Yeshiva A yeshiva (; ; pl. , or ) is a traditional Jewish educational institution focused on the study of Rabbinic literature, primarily the Talmud and halacha (Jewish law), while Torah and Jewish philosophy are studied in parallel. The stu ...

. As a Spanish Jew, he was forcibly exiled from his homeland Spain after the signing of the

Alhambra Decree The Alhambra Decree (also known as the Edict of Expulsion; Spanish language, Spanish: ''Decreto de la Alhambra'', ''Edicto de Granada'') was an edict issued on 31 March 1492 by the joint Catholic Monarchs of Spain, Isabella I of Castile and Ferdi ...

in 1492 which expelled all Jews from the joint kingdom of

Isabella I of Castile Isabella I (; 22 April 1451 – 26 November 1504), also called Isabella the Catholic (Spanish: ''Isabel la Católica''), was Queen of Castile and List of Leonese monarchs, León from 1474 until her death in 1504. She was also Queen of Aragon ...

and

Ferdinand II of Aragon Ferdinand II, also known as Ferdinand I, Ferdinand III, and Ferdinand V (10 March 1452 – 23 January 1516), called Ferdinand the Catholic, was King of Aragon from 1479 until his death in 1516. As the husband and co-ruler of Queen Isabella I of ...

. From Spain he immigrated to nearby

Portugal Portugal, officially the Portuguese Republic, is a country on the Iberian Peninsula in Southwestern Europe. Featuring Cabo da Roca, the westernmost point in continental Europe, Portugal borders Spain to its north and east, with which it share ...

, only to be expelled with the Jews of Portugal. While en route to

Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...

all but one of his sons died. Although the details of Rabbi Karo's life afterwards are unclear, it is apparent that he lived

Istanbul Istanbul is the List of largest cities and towns in Turkey, largest city in Turkey, constituting the country's economic, cultural, and historical heart. With Demographics of Istanbul, a population over , it is home to 18% of the Demographics ...

in Turkey. In the year 1517, he completed his magnum opus, Toldot Yitzchak. In that year, he set out to Israel, but it is unclear whether he eventually reached Israel or did not. Some scholars write that he moved at this time to

Damascus Damascus ( , ; ) is the capital and List of largest cities in the Levant region by population, largest city of Syria. It is the oldest capital in the world and, according to some, the fourth Holiest sites in Islam, holiest city in Islam. Kno ...

Works

*''Toldot Yitzchok'' (a commentary on the

Chumash Chumash may refer to: *Chumash (Judaism), a Hebrew word for the Pentateuch, used in Judaism *Chumash people, a Native American people of southern California *Chumashan languages, Indigenous languages of California See also

* Pentateuch (dis ...

) published in 1517 *''Chasdei David'' (compiled by Rabbi Karo's students) includes various homilies expounded upon by Rabbi Karo in the realm of

philosophy Philosophy ('love of wisdom' in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, Value (ethics and social sciences), value, mind, and language. It is a rational an ...

and

aggadah Aggadah (, or ; ; 'tales', 'legend', 'lore') is the non-legalistic exegesis which appears in the classical rabbinic literature of Judaism, particularly the Talmud and Midrash. In general, Aggadah is a compendium of rabbinic texts that incorporat ...

. *Several Responsa#In Judaism written by Rabbi Yitzchok Karo were published as an addendum to the responsa of his nephew, Rabbi Joseph Karo in responsa ''Beit Yosef''.

External links

"Sermons of Rabbi Issac Karo"
by Prof. Shaul Regev * 1458 births 1535 deaths 15th-century Castilian rabbis 16th-century rabbis from the Ottoman Empire Jews expelled from Spain in 1492 {{spain-rabbi-stub