Nephtoah: A Stream Between the Tribes of Judah and Benjamin
Source: Nav
Joshua 15:9
From the hilltop the border curved to the spring of the Waters of Nephtoah, proceeded to the cities of Mount Ephron, and then bent around toward Baalah (that is, Kiriath-jearim).
Joshua 18:15
On the south side the border began at the outskirts of Kiriath-jearim and extended westward to the spring at the Waters of Nephtoah.