|Easton's Bible Dictionary|
Strength; confidence, a place on the border of Judah, on the side of Mount Jearim (Joshua 15:10); probably identified with the modern village of Kesla, on the western mountains of Judah.
Int. Standard Bible Encyclopedia
kes'-a-lon (kecalon; Chaslon, Chasalon): One of the cities on the Northern boundary of Judah (Joshua 15:10). In the 4th century it was a "very large village." It is now Kesla, 2,087 ft. above sea-level, a small village perched on a mountain ridge to the South of Wady el Humar. See Palestine Exploration Fund, III, 25, 26; Sh XVII.
Chesalon (1 Occurrence)
Joshua 15:10 and the border turned about from Baalah westward to Mount Seir, and passed along to the side of Mount Jearim on the north (the same is Chesalon), and went down to Beth Shemesh, and passed along by Timnah; (WEB KJV JPS ASV BBE DBY WBS YLT NAS)