Well researched biography of the great Naqshbandi Sufi master Hazrat Khwaja Ubaydullah Ahrar Samarqandi (d. 1490 AH/ 895CE), with details of his writings and other sources of information.
By Arif Naushahi
Published in 2010
356 pages
Digitized by Maktabah Mujaddidiyah (www.maktabah.org) December 2012
Files hosted at Internet Archive
archive.org/details/KhwajaAhrarurdu
خواجہ احرار (اردو)
حضرت خواجہ عبیداللہ احرار سمرقندی قدس سرہ کے حالات اور تصنیفات پر ایک مکمل تحقیق
از عارف نوشاہی
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