ACC ~ Galatians 4 v21

HEARING THE OLD TESTAMENT NARRATIVE. JEROME: One should note that the whole narrative in Genesis is here called Law, not, according to the popular assumption, simply statements of what is to be done or avoided but everything that is rehearsed concerning Abraham and his wives and sons. EPISTLE TO THE GALATIANS 2.4.21.

HAGAR’S STORY AS PROPHECY. AUGUSTINE: People might suppose that in the case of Hagar Abraham acted [merely from human desire for procreation]. But the apostle makes the reverse clear, viewing this in relation to prophecy. QUESTIONS ON GENESIS 1.70.

THE NEW TESTAMENT PREFIGURED IN THE OLD. AUGUSTINE: Because in the Old Testament the New is prefigured, those men of God who then understood this in the manner appropriate to their times are shown to have been ministers and performers of the old covenant but heirs of the new. AGAINST TWO LETTERS OF PELAGIUS 3.6.

Gal