Kejadian 18:1-8

Abraham : a son of Terah; the father of Isaac; ancestor of the Jewish nation.,the son of Terah of Shem

Mamre : a place where Abraham camped, probably a few km north of Hebron,an Amorite chief who was Abraham's ally, with Eshcol and Aner
(31° 32´, 35° 5´)

Sara : the wife of Abraham and the mother of Isaac,daughter of Terah; wife of Abraham