The term Agagite (Hebrew: אגגי, romanized: ’Ǎḡāḡî) is used in the Book of Esther as a description of Haman.
According to Cheyne and Black, this term is used to label Haman, figuratively, as a "descendant" of Agag, the enemy of Israel and king of the Amalekites.
"[2] A well known Midrashic explanation of the term relates it to King Agag of the Amalekites whereby it is viewed as meaning either a literal descendant of Agag or a symbolic term for an antisemite, due to the Amalekites being a perennial enemy to the Israelites.
'"11The first Jewish king, Saul, was commanded by the prophet Samuel to finally wipe out Amalek.
Some 500 years later, one of this child's descendants was Haman the (Agag)ite, of Purim fame.13and This article related to the Hebrew Bible is a stub.