Boyd’s Bible Dictionary:
(bone) A city of Judah and Simeon (Josh. 15:29; 19:3). EZEM, elsewhere.
Concise Bible Dictionary:
City on the south of Judah, afterward allotted to Simeon (Josh. 15:29; Josh. 19:3). Supposed to be the same as EZEM. It is not identified.
Strong’s Dictionary of Hebrew Words:
Meaning:
the same as 6106; bone; Etsem, a place in Palestine
Jackson’s Dictionary of Scripture Proper Names:
strenuous: bone: self-same
Potts’ Bible Proper Names:
Bone:―a town of Simeon [AZEM], 1 Chron. 4:29. {Os}