Acts chapter 18 details Paul's missionary work in Corinth and Ephesus. It describes his tentmaking partnership with Aquila and Priscilla and his initial efforts to preach the Gospel in the synagogue. The text recounts his turn to the Gentiles after facing opposition from some Jews and his extended stay in Corinth, including a divine vision of assurance. Finally, it covers a legal challenge brought against Paul and the introduction of Apollos, highlighting his ministry and being further instructed by Aquila and Priscilla.