Genesis 17:21

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

Genesis 21:2

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

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

Genesis 21:2

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

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

Genesis 4:16-17

Cain : the first son of Adam and Eve,first son of Adam and Eve
(31° 30´, 35° 10´)

Eden : a place near where the Tigris and Euphrates Rivers meet (NIVsn),son of Joah (Gershon Levi) in King Hezekiah's time,a district along the Euphrates River south of Haran (NIVsn)
(33° 31´, 36° 18´); (32° 35´, 35° 10´); (32° 12´, 35° 16´); (40° 3´, 45° 2´)

Enoch : a son of Jared; the father of Methuselah; an ancestor of Jesus,son of Cain son of Adam,a town named after Enoch by his father Cain,son of Jared of Seth; father of Methuselah

Nod : a land east of Eden not possible to identify