Joshua 18:15
The southern side was from the edge of Kiriath-jearim, and the border went on westward and went to the source of the waters of Nephtoah.
Joshua 15:9
Then the border extended from the top of the mountain to the spring of the waters of Nephtoah and proceeded to the cities of Mount Ephron; then the border curved to Baalah (that is, Kiriath-jearim).
Treasury of Scripture Knowledge
Summary
And the south quarter was from the end of Kirjathjearim, and the border went out on the west, and went out to the well of waters of Nephtoah:
Nephtoah
Bible References
Nephtoah
Joshua 15:9
Then the border extended from the top of the mountain to the spring of the waters of Nephtoah and proceeded to the cities of Mount Ephron; then the border curved to Baalah (that is, Kiriath-jearim).