Paul describes his ministry in terms of Isaiah’s “Servant of the Lord” (Romans 1:1)

In my book, I argue that when Paul uses the term δοῦλος in Romans 1:1, he is drawing on the scriptural figure of the “Servant of the Lord” found in Isaiah 40 –55, especially (but not exclusively) in Isa 49:1–7.

From Forget the Channel by Lionel Windsor