Mustafa Ejubović is one of the most famous and notable Bosniak authors and philosophers who wrote in Arabic language. His name in Arabic was Mustafa Yuyo bin Jusuf (Yusuf) bin Murad Ayyubi-zade Al Mostari Al Bosnawi. He was born in Mostar in 1651, he died in his birth city on 16.7.1707.
His father was a famous professor and he graduated from Islamic school in Mostar. In 1677, he moved to Istanbul in order to gain higher education. Then he studied in famous university Sahn-i Seman and he finished it after four years. His biographers claim that Jujo was noticing flaws in old methods in classes and plans in schools so he tried to change and modernize these. In Istanbul, he wrote around 10 pieces, and a lot of writings from almost all sciences and degrees. He wrote around 27 shorter and longer discussions from logics and disputations (13 pieces) and law (6 pieces). He additionally wrote a piece on Persian lexicography and metrics and two pieces on dogmatics. It is believed that in total, he wrote more than 60 scienfitic pieces.
He worked in some schools in Istanbul, but after fifteen years he came back to Mostar, Since 1692 he was a Grand Mufti of Mostar. The time he spent in Mostar he used for working in schools, lecturing, writing textbooks, and other activities. He was working in fields of logics and apologetics for a long time. He also had interests in dialectics. His first piece was commentary on Athir al din Al Abhari’s “Commentary on Porphyry’s Isagoge” (Isāghūjī fi al-Manṭiq). He was coming back to this piece later in his works again.