Romans 1:12-13

Romans 1:12-13. That is, that I may he comforted together with you by the mutual faith both of you and me. Now I would not have you ignorant, brethren, that oftentimes I purposed to come unto you, (but was let hitherto,) that I might have some fruit among you also, even as among other Gentiles.

Rome was a sink of iniquity; it was the den of the lions, where Nero was, who would speedily devour, like a lion, the minister of Christ. Paul wanted somehow to get into that old city on the seven bills, and to pluck some fruit for God even from the vine that was planted there; but he was hindered.