Galatians Ephesians

What is the book of Galatians about in the Bible? What is the book of Ephesians about in the Bible?

The apostle Paul wrote to the Galatians because their faith was being threatened by false teachers who said that salvation was dependent upon both Christ and works. This false gospel, Paul wrote, was “no gospel at all.” Paul wrote his letter to the Ephesians while he was a prisoner and reminded them ...