Analysis of information sources in references of the Wikipedia article "Ziryâb" in Turkish language version.
The most influential courtier was the musician Ziryab, a Persian, who had held high position in the court at Baghdad
(...) in the career of Abū al-Ḥassan ʿAlī ibn Nafayni (known as Ziryāb), a 9th-c. ce Iranian polymath who, arriving in Córdoba, used the prestige of his origins to set the court fashions in poetry, music, and manners in accordance with those of Baghdad.
The most influential courtier was the musician Ziryab, a Persian, who had held high position in the court at Baghdad
(...) in the career of Abū al-Ḥassan ʿAlī ibn Nafayni (known as Ziryāb), a 9th-c. ce Iranian polymath who, arriving in Córdoba, used the prestige of his origins to set the court fashions in poetry, music, and manners in accordance with those of Baghdad.