but Scripture has consigned all without exception to the custody of sin, in order that the promise due to faith in Jesus Christ might be given to those who have faith.
However, what does the scripture say? Put away the slave-woman and her son, for the son of the slave-woman shall not be heir along with the son of the free-woman.
Besides, Scripture anticipated God's justification of the Gentiles by faith when it announced the gospel beforehand to Abraham in these terms: All nations shall be blessed in thee.