Philip the Arab and Christianity that appear—save for one reference to Ishmael—figure in the political history of the first three centuries of the Christian era. To Eusebius, the Saracens of the 4th century are direct-line descendants of the biblical Ishmaelites, descendants of the handmaid, Hagar, and the patriarch, Abraham. They are thus outcasts, beyond God's Covenant with the favored son of Abraham, Isaac. The twin images of the Ishmaelite and the Saracen—outcasts and "latrones", raiders of the frontiers—reinforce each other and give Eusebius' portrait of the Arab nation an unhappy color. He may have been reluctant to associate the first Christian emperor with a people
Ishmael Hagar to her husband so that they could have a child by her. Abraham took Hagar as his wife and conceived a child with her. Hagar began to show contempt for Sarah, who responded by treating her harshly. Hagar then fled into the desert region between Abraham's settlement and Shur. describes the naming of Ishmael, and God's promise to Hagar concerning Ishmael and his descendants. This occurred at the well of Beer-lahai-roi, where Hagar encountered an angel of God, who said to her "Behold, you are with child / And shall bear a son; / You shall call him Ishmael,