He was a descendant of Meshullam ben Jacob of Lunel, one of whose five sons was Joseph, the grandfather of Abba Mari, who, like his son Moses, the father of Abba Mari, was highly respected for both his rabbinical learning and his general erudition.

The rationalistic method pursued by the new school of Maimonists ( including Levi ben Abraham ben Chayyim of Villefranche, near the town of Perpignan, and Jacob Anatolio ) especially provoked his indignation ; for the sermons preached and the works published by them seemed to resolve the entire Scriptures into allegory and threatened to undermine the Jewish faith and the observance of the Law and tradition.

Other Jewish thinkers, such as Nahmanides, Samuel ben Uri Shraga Phoebus, and Jacob Emden, strongly object to the idea that concubines should be forbidden.

* The Sefer Mitzvot Gadol ( The " SeMaG ") of Rabbi Moses ben Jacob of Coucy ( first half of the 13th century, Coucy, Northern France ).

* The Arba ' ah Turim ( The Tur, The Four Columns ) by Rabbi Jacob ben Asher ( 1270 – 1343, Toledo, Spain ).

Jacob ben Abba Mari ben Simson Anatoli ( c. 1194 – 1256 ) was a translator of Arabic texts to Hebrew.

Several years later, with his brother, Isaac, Jacob published the Bible commentary Miklal Yofi by Solomon ben Melekh which included his own commentary, Lekket Shikchah ( Gleanings ), on the Pentateuch, the Book of Joshua, and part of the Book of Judges.

Mieszko and his people were described around 966 by Abraham ben Jacob, a Sephardi Jewish traveller, who at that time visited the Prague court of Duke Boleslav I the Cruel.

The war was reported by Abraham ben Jacob.

* Rashi's oldest daughter, Yocheved, married Meir ben Shmuel ; their four sons were: Shmuel ( Rashbam ) ( b. 1080 ), Yitzchak ( Rivam ) ( b. 1090 ), Jacob ( Rabbeinu Tam ) ( b. 1100 ), and Shlomo the Grammarian, who were among the most prolific of the Baalei Tosafos, leading rabbinic authorities who wrote critical and explanatory glosses on the Talmud which appear opposite Rashi's commentary on every page of the Talmud.

Among the founders of the Tosafist school were Rabbi Jacob b. Meir ( known as Rabbeinu Tam ), who was a grandson of Rashi, and, Rabbenu Tam's nephew, Rabbi Isaac ben Samuel.

However, Isaac evidently ignored the woman's alleged confession in favor of the testimony of Joseph ben Todros and of Jacob, a pupil of Moses de León, both of whom assured him on oath that the work was not written by de Leon.

** Rabbi Moses ben Jacob Cordovero-Jewish kabbalist from Safed, Israel

* December 18 – Jacob ben Wolf Kranz, maggid ( b. c. 1740 )

** Jacob ben Isaac Ashkenazi, author ( d. 1625 )

* Jacob ben Machir is appointed dean of the medical school at Montpellier.

* 1270 – Jacob ben Asher, Spanish rabbi and important religious author

* Jacob ben Asher, Spanish rabbi and religious writer

R. Gershom, his brother Machir, Joseph ben Samuel Bonfils ( Tob ' Elem ) of Limoges, R. Tam ( Jacob ben Meïr ), Menahem ben Perez of Joigny, Perez ben Elijah of Corbeil, Judah of Paris, Meïr Spira, and R. Meïr of Rothenburg made Masoretic compilations, or additions to the subject, which are all more or less frequently referred to in the marginal glosses of Biblical codices and in the works of Hebrew grammarians.

Jacob ben Hayyim ibn Adonijah, having collated a vast number of manuscripts, systematized his material and arranged the Masorah in the second Bomberg edition of the Bible ( Venice, 1524 – 25 ).

Asher had eight sons, the most prominent of whom were Judah and Jacob, author of the Arba ' ah Turim, a code of Jewish law.

Asher ’ s son Jacob compiled a list of the decisions found in the work, under the title Piskei Ha-ROSH ( decisions of the ROSH ).

The name Asser is likely to have been taken from Aser, or Asher, the eighth son of Jacob in Genesis.

; 1270 – 1343: Rabbi Jacob ben Asher of Spain writes the Arba ' ah Turim ( Four Rows of Jewish Law ).

* To wear tefillin without reciting the blessings: This is the opinion of, among others, Jacob ben Asher, Moses of Coucy and David HaLevi Segal.

The Shulchan Aruch ( and its forerunner, the Beit Yosef ) follow the same structure as Arba ' ah Turim by Rabbi Jacob ben Asher.

One of his great-grandsons was R. Asher b. Jehiel ( ROSH ), father of R. Jacob, author of the Ṭurim.

** Asher: Eighth son of Jacob, by Zilpah, Leah's handmaid ;.

A more popular résumé, known as the Arba ' ah Turim, was written by his son, Jacob ben Asher, though he did not agree with his father on all points.

Asher (), in the Book of Genesis, is the second son of Jacob and Zilpah, and the founder of the Tribe of Asher.

On his deathbed, Jacob blesses Asher by saying that " his bread shall be fat, and he shall yield royal dainties "( Genesis 49: 20 ).

Asher was the eighth son of the patriarch Jacob and the traditional progenitor of the tribe Asher.

In the Biblical account, Gad is one of the two descendants of Zilpah, a handmaid of Jacob, the other descendant being Asher ; scholars see this as indicating that the authors saw Gad and Asher as being not of entirely Israelite origin ( hence descendants of handmaids rather than of full wives ).

According to the Torah, the tribe consisted of descendants of Asher the eighth son of Jacob, from whom it took its name.

Leah responds by offering her handmaid Zilpah to Jacob, and names and raises the two sons ( Gad and Asher ) that Zilpah bears.

In the Book of Genesis, Zilpah ( ז ִ ל ְ פ ָּ ה " Drooping ", Standard Hebrew Zilpa, Tiberian Hebrew Zilpāh ) is Leah's handmaid who becomes a wife of Jacob and bears him two sons Gad and Asher.

Later codes of Jewish law, e. g. Arba ' ah Turim by Rabbi Jacob ben Asher and Shulchan Aruch by Rabbi Yosef Karo, draw heavily on Maimonides ' work, and in both whole sections are often quoted verbatim.

* Jacob ben Asher, author of Arba ' ah Turim, also known as the Tur or the Baal Haturim

The Swiss historian Jacob Burckhardt ( 1818 – 1897 ) in his Die Cultur der Renaissance in Italien ( 1860 ), by contrast, defined the Renaissance as the period between Giotto and Michelangelo in Italy, that is, the 14th to mid-16th centuries.

In 1681 the Mennonite congregation with whom his cousin Jacob was connected, petitioned the council of Haarlem for his admission into the local old men's almshouse ( today the location of the Frans Hals Museum ), and there the artist died on the 14th of March 1682.

* Jacob ben Asher, ( Baal ha-Turim ; Arbaah Turim ), 14th century German-Spanish Halakhist