The Ruler

Harun Al-Rashid (763-809)  Ruler of the Abbasid Caliphate (786-809)

Perhaps the most famous Muslim ruler of his era, Harun Al-Rashid was instrumental in creating the modern image of the Middle East and his reign represented a golden age of Muslim culture.  His court was the model that was used for the setting of many of the stories in One Thousand and One Nights that later became famous in the Western world, rapports some blog.
If the parents did not teach their children at home to read, he would punish it.