Ishaq al-Mawsili
Ishaq al-Mawsili or Ishaq Mawsili ( born 766 AD in Rey , Iran - died 889 AD in Baghdad , Iraq ) was a Persian musician of the Abbasid court at the time of Harun al-Rashid . 
<triplet> Ishaq al-Mawsili <subj> Rey, Iran <obj> place of birth <subj> Baghdad <obj> place of death <triplet> Baghdad <subj> Iraq <obj> country