[1] Muhammad Ali Hisâm-ad-Dîn is the grandson of Uthman Sirâj-ud-Dîn Naqshbandi of Tawella who is the first caliph of Mawlânâ Khâlid al-Baghdadî in Sulaymaniyah.

After losing his father Muhammed Bahâ-ad-Dîn in 1881, at the age of 20 he took over his duties started to engage in advising and guiding the people.

Muhammad Ali Hisâm-ad-Dîn Naqshbandi considered to be the greatest scholar of his time, had immerse knowledge in the fields of hadith, tafsir, fiqh.

With Tawella Madrasah and new lodges opening depending on it, the spread of Naqshbandî was provided on the both borders of Iraq-Iran and some region of Anatolia and Middle East.

He was also the caliphate of those 9 tariqahs; Naqshbandiyyah, Qadiriyyah, Rifa'iyya, Suhrawardiyya, Kubrawiyya, Badawiyyah, Shadhili, Chishtiya[2] (The family of Uthman Sirâj-ud-Dîn Naqshbandi has sent thousands of people to Ottoman Empire for protecting lands against Russia while during the war ongoing between Ottoman-Russia)[3] Tawella is located about 100 km to the east of Sulaymaniyah.