HAZOR is the name of a Bronze Age settlement north of Galilee in the northern Korazim Plateau. In the Middle Bronze Age, HAZOR was one of the most important cities in the Fertile Crescent.
In Joshua 11, HAZOR is one of the kingdoms taken by Joshua in the conquest of Canaan.
Numerous "official" recordings of HAZOR exist, as well as many covers and performances by other ensembles. You can find the original Tzadik and DIW recordings here: