Why then the law? It was added because of transgressions, till the descendant should come to whom the promise was made; and it was ordained by angels in the hand of a mediator.
All Commentaries on Galatians 3:19 Go To Galatians 3
Clement Of Alexandria
AD 215
"Then, as if in explanation of his meaning, he adds: "But before faith came, we were kept under the law, shut up "manifestly through fear, in consequence of sins, "unto the faith which should afterwards be revealed; so that the law was a schoolmaster to bring us to Christ, that we should be justified by faith."