Jacob n. : A Hebrew patriarch (son of Isaac, and ancestor of the Jews), who in a vision saw a ladder reaching up to heaven (Gen. xxviii. 12); -- also called Israel.

Example:
How old is Jacob Black in Twilight when he is first introduced?

Taxonomy
Jacob, Esau, Isaac, Joseph, Laban, Jacob's, God, blessing, Genesis, sons, birth, Abraham, brothers, marriage, son of Isaac and Rebecca, flocks, Jacob and Esau, Prophets.

Defination from the web:
... As a result of a severe famine in Canaan, Jacob resettled his whole family in Egypt, in the Land of Goshen, at the time when his son Joseph was viceroy. ...