The purpose of the law and MosesGalatians 3Galatians 3:16Galatians 3:19-20 - Mediator of the old covenant vs new covenantSee I Timothy 2:5Christ did the job of mediator once for all when He died for us. He now acts as our intercessor before God.Galatians 3:24 - The old law acted as a tutor or guardian in the sense of a chaperone who safely brought people forward to the time of Christ.