2 Timothy 4.20
Erastus .. another common name, Acts 19:22, Romans 16:23, but also associated with Corinth.
Sick = to be weak, to be sick
Trophimus: Acts 20:4, Acts 21:29 an Asian co-worker apparently of Ephesus. One of eight friends who accompanied Paul at the end of the 3rd missionary journey.[ see 1 Corinthians 16:3-4; 2 Corinthians 8:19-20 ] He was the innocent cause of the riot in the Jewish Temple that almost cost Paul his life.
Even at this late date he was still a traveling companion to Paul.
Miletum: Acts 20:15, Acts 20:17, Miletus, not far from the city of Ephesus, just south of it.
Sick: Phi 2:26, Phi 2:27