ŞEYHÎ — TDV İslâm Ansiklopedisi

The TDV İslâm Ansiklopedisi (Turkish encyclopedia of Islam) entry 'ŞEYHÎ' by Halit Biltekin (vol. 39, 2010); the fullest scholarly biography — his Kütahya birth, the 1371-1376 birth range reasoned from his treatment of Sultan Mehmed I's eye in 818/1415 when already famous as Hekim Sinan, his father Ahmed Mecdüddin, his first lessons under Ahmedi and his Iranian studies in literature, Sufism and medicine alongside al-Sharif al-Jurjani, Latifi's report of his intisab to Haci Bayram Veli at Ankara, his service to Yakub II of Germiyan as companion and physician, its critical sifting of the competing death dates (1423, 1426, 1451) down to a demonstrable 'after 832/1429' with Timurtas's 834/1431 accepted, and its documentary rejection of the poet's conflation with the Emir Sultan-affiliated Seyh Sinan.