 He was born in Sivrihisar, where his father, Jalal al-Din, was kadi — though the fact that the latter was, also.He completed his studies in Bursa under the famous scholar Molla Yegan, whose daughter he married, and is then said to have returned to Sivrihisar as a teacher.He acquired such a reputation for learning that he was appointed to the madrasa of Mehmed I in Bursa with an increase in stipend, and certain of his pupils here were subsequently to become scholars of great eminence.