3 occurrences in 3 dictionaries

Reference: Dimonah

Fausets

A city in southern Judah, near the Idumean desert (Jos 15:22 Dibon), Ne 11:25.

Morish

Dimo'nah

City in the south of Judah, Jos 15:22: perhaps the same as DIBON, No. 2.

Smith

Dimo'nah,

a city in the south of Judah,

Jos 15:22

perhaps the same as DIBON in

See Dibon

Ne 11:25