Marcus. See Acts 12:12; Acts 12:25; Acts 15:37; Acts 15:39. Col 4:10. 2 Timothy 4:11; 1 Peter 5:13.
Aristarchus. See Acts 19:29; Acts 20:4; 2 Chronicles 4:10; 2 Chronicles 4:10.
Demas. See Colossians 4:14; 2 Timothy 4:10.
Lucas. See Colossians 4:14; 2 Timothy 4:11. also Introduction Notes to Luke's Gospel, especially the foot-note.