What does the Bible say about the purpose of God?

According to Ephesians 3:11, God's purpose is described as eternal and established in Christ Jesus. The Scriptures affirm that everything that happens has been predetermined by God from eternity. In Romans 8:28, we see that all things work together for good to those who love God, emphasizing that His overarching plan includes every event and experience in life. God's purpose includes not just the spiritual realm but all aspects of existence, demonstrating His sovereign control over every detail.