Wassaf or Vassaf Abdallah ibn Faḍlallah Sharaf al-Din Shīrāzī was a 14th-century Persian historian of the Ilkhanate. Waṣṣāf, sometimes lengthened to Waṣṣāf al-Ḥaḍrat or Vassaf-e Hazrat, is a title meaning "Court Panegyrist". Wikipedia