18:7 house of . . . Justus. The first home of the Corinthian church. Titius Justus was a Gentile adherent to the faith at the synagogue, and a Roman citizen. He could have belonged to one of the families Julius Caesar sent to colonize Corinth. He may have been the Gaius of Rom. 16:23, who was baptized by Paul (1 Cor. 1:14); Gaius could have been a third name standing before Titius Justus.