Genesis 16:6-8

Abram : the son of Terah of Shem

Hagar : wife of Abraham used figuratively of her son Ishmael and his descendants,Sarah's Egyptian maid

Sarai : a layman of the Binnui Clan who put away his heathen wife

Shur : the wilderness region in the NW part of the Sinai isthmus
(30° 14´, 33° 14´)