Smith’s Bible Dictionary

Dumah

(silence).

A son of Ishmael, most probably the founder of the Ishmaelite tribe of Arabia, and thence the name of the principal place of district inhabited by that tribe. (Genesis 25:14; 1 Chronicles 1:30; Isaiah 21:11)

A city in the mountainous district of Judah, near Hebron, (Joshua 15:52) represented by the ruins of a village called ed-Daumeh , six miles southwest of Hebron.

Smith’s Bible Dictionary, William Smith (1863). Public domain, from the CrossWire SWORD module.