Sephardic law and customs Spain or Portugal (as well as one Romaniot and one Ashkenazi synagogue). In a process lasting from the 16th through the 19th century, the native Jewish communities of most Arab and Ottoman countries adapted their pre-existing liturgies, many of which already had a family resemblance with the Sephardic, to follow the Spanish rite in as many respects as possible. Some reasons for this are: The most important theological, as opposed to practical, motive for harmonization was the Kabbalistic teachings of Isaac Luria and Ḥayim Vital. Luria himself always maintained that it was the duty of every Jew to abide by
Sephardic law and customs a local custom. So far, then, it is meaningless to speak of "Sephardic custom": all that is meant is Jewish law without the particular customs of the Ashkenazim. For this reason, the law accepted by other non-Ashkenazi communities, such as the Italian and Yemenite Jews, is basically similar to that of the Sephardim. There are of course customs peculiar to particular countries or communities within the Sephardic world, such as Syria and Morocco. An important body of customs grew up in the Kabbalistic circle of Isaac Luria and his followers in Safed, and many of these have spread to communities