Romans 1 2
that he had previously promised through his prophets in the Holy Scriptures.
Compare with other 3 random translations
KJV Romans 1:2(Which he had promised afore by his prophets in the holy scriptures,)
ERV Romans 1:2God promised long ago through his prophets in the Holy Scriptures to give this Good News to his people.
YLT Romans 1:2which He announced before through His prophets in holy writings —