Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Historic Town of Zabid' has mentioned 'Region' in the following places:
Occurrence Sentence Text Source
It was already flourishing when Islam was established in the region in the 7th century.
Its development is due to Ibn Ziyad (the founder of the Zyadite dynasty), who was sent to the region by the Caliph al-Mamun in 820 AD to quell a rebellion.