What was a branch of the Khalwatiyya order of Islamic mysticism founded by Sayyid Hasan Husameddin, with relations to the cousin and son-in-law of Muhammad?
Ussaki Ushshaki (Turkish: "Uşşaki "Ush-shaki"" ), is a branch of the Khalwatiyya order of Islamic mysticism, also known as "Tasawwuf", founded by Sayyid Hasan Husameddin. Literal translation of his name, Husameddin means the sharp sword of the religion. He was born in 880 A.H. ( 1473 CE) in Bukhara, Uzbekistan. Being the son of a merchant named Hajji Tebaruk, his family lineage extends to Imam Hassan, Caliph Ali, and eventually to the Prophet Muhammed.
Sultan Walad Baha al-Din Muhammad-i Walad (Persian: بها الدین محمد ولد‎ ‎ ), more popularly known as Sultan Walad (Persian: سلطان ولد‎ ‎ , Turkish: "Sultan Veled" ) was the eldest son of Jalal Al-Din Rumi, Persian poet and Sufi, and one of the founders of the Mawlawiya (Persian: مولویه‎ ‎ ) order.