The Somali, however, declare themselves to be of Arab origin, alleging their progenitor to have been a certain Sherif Ishak b.
The HAsHiYA (Abud's Asha), with two great subdivisions: Daroda, with the powerful Mijertins, War-Sangeli, Dolbohanti and others; and Ishak, including the Gadibursi, Issa (Aissa), HabrWal, Habr-Tol, Habr-Yuni, Babibli, Bertiri.
5 Some of his translations were revised at a later time by IJonain ibn Ishak (t873).
The more important, besides Jacob of Edessa and Barhebraeus, are `Ananisho` of Hedhaiyabh, Uonain ibn Ishak, his pupil Bar 'Ali, Bar Saroshwai (early 10th century), Bar Bahlul (middle of 10th century), Elias of Tirhan (t1049), Elias bar Shinaya (above), John Bar Zo'bi (beginning of 13th century) and Jacob bar Shakko.
In that year Ayub Khan made a fruitless inroad from Persia; and in 1888 the amir's cousin, Ishak Khan, rebelled against him in the north; but these two enterprises came to nothing.
He was raised to high office in the state by Alptagin's successor, Atha Ishak, and in A.H.
His two successors Ibrahim and Ishak are mere names.
(1145); Ishak (1146).
Some local revolts among the tribes were rigorously suppressed; and two attempts to upset his rulership - the first by Ayub Khan, who entered Afghanistan from Persia, the second and more dangerous one by Ishak Khan, the amir's cousin, who rebelled against him in Afghan Turkestan - were defeated.
- Abu Ishak al-Motasim had for a long time been preparing himself for the succession.