Strain: Saqlawi Sudan
Also known as WAZIR (APS); VIZIR (see references)
Al Khamsa: A Pre-Registration Horse. Ancestral Elements Egypt I: 100%
The Pyramid Society - Straight Egyptian
Sheykh Obeyd Foundation
Acquired by Lady Anne and Wilfrid Blunt from him for their Sheykh Obeyd Stud - Egypt
One of the most successful and famous stallions of Egypt
He was also undefeated as a race horse
Sire of 9 purebred Arabian foals:
6 registered (1879-1887)
3 unregistered (1875 - c.1891)
References:
Al Kahmsa.org: WAZIR (APS)
Arabianhorses.org/datasource: WAZIR
1986 Book - Lady Anne Blunt Journals and Correspondence 1878-1917 edited by Rosemary Archer and James Fleming: VIZIR; 11-25-1880, page 118
1988 Book - The Arabian Horse Families of Egypt Volume I 1870-1978 by Colin Pearson with Kees Mol: WAZIR; S4, page xxvi; M1, page xxix; M10, page xxxii
1991 Book - The Arabian Horse Families of Poland 1790-1987 by Britta Fahlgren: WAZIR; S41/1
2004 Book - Heirloom Egyptian Arabian Horses 1840-2000 by John W. Fippen; WAZIR (APS); page 400

The photo shows TGB Trouncer's Wazir (Ghazal x Shereifa), a Kuheilan Hamdani; it can be found on p. 112 of ‘The Arab in Egypt’, The Journal of the Arab Horse Society.