The subject is the Old Testament patriarch Abraham and his descendants : Isaac , Abraham 's younger son , born to his wife , Sarah ; and Ishmael , his first-born son , the child of Sarah 's handmaid , Hagar .
Hagar /people/person/children Ishmael
Abraham /people/person/children Ishmael
Abraham /people/person/children Isaac
Abraham /people/person/children Ishmael
Abraham /people/person/children Isaac
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