Abdullah was the paternal grandfather of Iffat bint Mohammad Al Thunayan, the consort of King Faisal of Saudi Arabia.
[1] In 1843 Abdullah was overthrown by another cousin, Faisal bin Turki, who imprisoned him in Al Masmak fort.
[5] He was instrumental in educating students from the Arab provinces of Hejaz, Yemen, and Trablusgarb at the Harbiye military academy and at the Mekteb-i Aşiret-i Humayun in Constantinople.
[5] While Abdullah was in Constantinople, he married a Turkish Circassian woman named Tazeruh and had four children: Mohammad, the twins Ahmed and Al Jawhara, and Sulaiman.
[4] Abdullah's son Mohammad became a physician in the Ottoman army and was the father of Queen Iffat, the wife of King Faisal.