Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Erbil Citadel' has mentioned 'Millennium' in the following places:
Occurrence Sentence Text Source
The earliest evidence for occupation of the citadel mound dates to the 5th millennium BC, and possibly earlier.
At the end of the 3rd millennium BC, Erbil is mentioned in historical records of the Ur III period as Urbilum.
During the 2nd millennium BC, Erbil was incorporated into Assyria.