Galatians 4:5

To redeem them - By his death as an atoning sacrifice; see the note at Galatians 3:13.

Them that were under the law - Sinners, who had violated the Law, and who were exposed to its dread penalty.

That we might receive the adoption of sons - Be adopted as the sons or the children of God; see John 1:12, note; Romans 8:15, note.