History of Kurdish Military Forces – the Peshmerga – from the Ottoman Empire to Present-Day Iraq (page 67) بایگانیشده در ۲۹ اکتبر ۲۰۱۳ توسط Wayback Machine
the Wakil sent his brother (Moḥammad) Ṣādeq Khan to besiege Basra in OttomanIraq, which after a yearlong siege was taken and occupied until Karim Khan’s
Ali, Othman (October 1997). "Southern Kurdistan during the last phase of Ottoman control: 1839–1914". Journal of Muslim Minority Affairs. 17 (2): 283–291
Osman's Dream: The Story of the Ottoman Empire, 1300–1923. Basic Books. pp. 2, 7. ISBN 978-0-465-02396-7. "Some Ottoman genealogies claim, perhaps fancifully