Gentile Christians do not have to keep the law in order to be saved, just as Jews were never justified by performances (works) of the law but by faith in God. We believe in Christ, not that we might be justified by that belief, but that we might be justified by his faith(fulness) to God in the atonement. We put our faith in him, which is the salvific aspect of atonement, that we might be justified out of his faith(fulness), which is the justifying aspect of atonement. Our faith in Christ is based