This detailed exegetical study of Gal 3.28c in the light of 3.14-29 and 4.21-31 shows not only how integral this verse is to chapters 3 and 4 of the letter, but also that it is the key to understanding Paul's theological argument of promise in Galatians. Paul's use of the story of Abraham in 3.14-29 and of Sarah in 4.21-31 in light of God's promise to the patriarch and the matriarch in Genesis 17 have implications displays the joint role of Abraham and Sarah in bringing about the promise, and underscores the unity of the believers in Christ.

In light of this, Uzukwu examines...