Saif bin Sultan [SEP] noble family
Saif bin Sultan
Saif bin Sultan was the fourth of the Yaruba dynasty Imams of Oman, a member of the Ibadi sect. He ruled from 1692 to 1711. His navy achieved important victories over the Portuguese in East Africa, where Omani presence became firmly established on the coast.
Early years.
Saif bin Sultan was the son of the second Yaruba Imam, Sultan bin Saif.
On his father's death his brother Bil'arab bin Sultan became Imam in 1679.
Later Saif bin Sultan fell out with his
, which turned the tribes against him. 
In February 1742 another rival Imam from the Yaruba family was proclaimed, Sultan bin Murshid bin Jadi, a grandson of the great Imam Saif bin Sultan.
Sultan bin Murshid was installed at Nakhal and began to hound Saif bin Sultan, who again appealed to the Persians for help and promised to cede Sohar to them.
Fresh from a victorious campaign in India, Nader Shah dispatched an expedition of 6,000 men under Mirza Mohammed Taki Khan, which arrived at Julfar around October 1742