https://en.wikipedia.org/wiki/History_of_the_Jews_in_Hadramaut. The Jews of Hadhramaut lived in Seiyun, Tarim, Al-Mukalla and Al-Sheher.
https://en.wikipedia.org/wiki/Tarim,_Yemen. Tarim is widely acknowledged as the theological, juridical, and academic center of the Hadhramaut Valley. An important focus of Islamic learning, it is estimated to contain the highest concentration of descendants of the Islamic prophet Muhammad (sayyids) anywhere in the world.
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