The following is the results of your search for bethzur.
Bethzur: House of rock, a town in the mountains of Judah
(Joshua 15:58) about 4
miles to the north of Hebron. It was built by Rehoboam for the
defence of his kingdom
(2 Chronicles 11:7) It stood near the modern ed-Dirweh.
Its ruins are still seen on a hill which bears the name of Beit-Sur,
and which commands the road from Beer-sheba and Hebron to Jerusalem
from the south.