Romans 1:26–27: What It Says and Why
Paul names same-sex sexual relations as one visible example of a deeper exchange: worshiping the creature instead of the Creator. He places it inside an argument that ends with every person, including the religious critic, standing in need of God's righteousness.
Romans 1:18–32: Idolatry, Same-Sex Relations, Grace
Romans 1:18–32 is a diagnosis of universal idolatry before it is anything else. It names same-sex relations as one visible example of exchanging the truth about God for a lie, and its aim is to show that no one is exempt from needing the righteousness that comes by faith.