Libnah

transparency; whiteness.

(1.) One of the stations of the Israelites in the wilderness (Num 33:20; 33:21).

(2.) One of the royal cities of the Canaanites taken by Joshua (Josh 10:29-32; 12:15). It became one of the Levitical towns in the tribe of Judah (Josh 21:13), and was strongly fortified. Sennacherib laid siege to it (2Kings 19:8; Isa 37:8). It was the native place of Hamutal, the queen of Josiah (2Kings 23:31). It stood near Lachish, and has been identified with the modern Arak el-Menshiyeh.

EBD - Easton's Bible Dictionary