We begin with the church at Ephesus.

This charge I commit to you, son Timothy, according to the prophecies previously made concerning you, that by them you may wage the good warfare, having faith and a good conscience, which some having rejected, concerning the faith have suffered shipwreck … It was thought to have been founded by the Amazons about 2000 B.C.
This charge I commit to you, son Timothy, according to the prophecies previously made concerning you, that by them you may wage the good warfare, having faith and a good conscience, which some having rejected, concerning the faith have suffered shipwreck … (Eagle's Wings Ministries) A study about the letter to the church of Ephesus in Revelation chapter 2, written by Jerry (Gerald) Bouey. While in Ephesus, Paul learned about the problems that arose in the newly formed church in Corinthians and wrote this letter to instruct them on how to deal with these problems.

Jesus knows all the good things that the church in Ephesus does. and was located in west Asia Minor, near the sea. (Eagle's Wings Ministries) A study about the letter to the church of Ephesus in Revelation chapter 2, written by Jerry (Gerald) Bouey. They are rich in works. Ephesus means desirable, and in many ways it was a desirable place to live.

Not all “Ephesian” churches have passed into oblivion!

It was in Ephesus that a massive pile of magic books were burnt (Acts 19:19). It is not difficult to discern that there were forces working in the church at Ephesus that led eventually to the sad condition sketched in Revelation 2:1-7. When love for Christ grows cold, bitter fruit inevitably follows. Note that the growth of the church was not only confined to the city of Ephesus, but Christians from Ephesus evangelized the entire region. and was located in west Asia Minor, near the sea. As I urged you when I went into Macedonia—remain in Ephesus that you may charge some that they teach no other doctrine, …. The city was famous for its temple of Diana (or Artemis, Acts 19:27), and pilgrims came to Ephesus from all over the Mediterranean world to worship the goddess. The first letter is to the church in Ephesus. Ephesians 6:12 speaks of the fight which is not against human foes, but against the "cosmic powers, authorities and potentates of this dark world, the superhuman forces of evil in the heavens." 7 Churches of Revelations – Ephesus: The Problem Ask God to open your heart to hear what He wants to say to you through the message to the church at Ephesus. By COGwriter . Ephesus: The Backslidden (Loveless) Church. On Paul’s second mission tour, he visited Ephesus after leaving Corinth, and evidently planted the church there ( Acts 18:19 ).