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
John Chrysostom
AD 407
Till the seed should come to whom the promise has been made.
This is said of Christ; if then it was given until His advent, why do you protract it beyond its natural period?