In <Matthew 1:11-12,17>, Judah's captivity in Babylon is mentioned in Jesus' genealogy. In <Acts 7:43> Babylon appears in Stephen's famous speech about the history of the Jewish people. In <1 Peter 5:13> "Babylon" probably refers to the city of Rome.
(from Nelson's Illustrated Bible Dictionary)
(Copyright (C) 1986, Thomas Nelson Publishers)