Dumah was a son of Ishmael and grandson of Abraham, and his name was also associated with a people or region.
Biography
Genesis 25 and 1 Chronicles 1 list Dumah among Ishmael's twelve sons, described as princes according to their tribes. Isaiah 21 later contains an oracle concerning Dumah, using the same name geographically. Scripture gives no individual narrative of Ishmael's son Dumah.
Biblical Significance
Dumah is significant genealogically among the descendants of Ishmael and as an ancestral name associated with an Arabian people or territory.