As the scripture says is the same phrase that was used in Rom 15.9 (literally “as it has been written”). The passage quoted is Isaiah 52.15. Paul quotes word for word from the Septuagint and uses the passage to describe the aim of his own missionary activities.
Quoted with permission from Newman, Barclay M. and Nida, Eugene A. A Handbook on Paul’s Letter to the Romans. (UBS Handbook Series). New York: UBS, 1973. For this and other handbooks for translators see here .
