[2][4] Muhammad Uthman Siraj al-Din was of Iraqi Kurdish origin and born in 1896 in the village of Biyara, to the Sheikhs of Tavil household.

[2][5] After studying religious sciences under the supervision and training of his father at a young age, he completed his education in the Arabic and Persian languages at the Duru and Biyara madrasas.

[8] Muhammad Uthman Siraj al-Din brought back to life the Duru takiyya founded by his father in Iranian Kurdistan.

[3][12][13] As a result of the victory of Iranian forces in Operation Walfajr-10, as well as previous conflict with their former allies of Komala, the Sipay Rizgari group suffered heavy casualties and was disbanded.

[14] Muhammad Uthman Siraj al-Din settled in Turkey in 1990 and held religious conversations with his domestic and foreign visitors in his guesthouse in the Hadımköy [tr] neighborhood of Istanbul.