Ephesians 2:4-6 in the King James Version (KJV) of the Bible reads, "But God, who is rich in mercy, for his great love wherewith he loved us, even when we were dead in sins, hath quickened us together with Christ, (by grace ye are saved;) and hath raised us up together, and made us sit together in heavenly places in Christ Jesus."

This passage from the book of Ephesians speaks to the transformative power of God's love and grace in the lives of believers. It emphasizes the incredible mercy and unmerited favor that God extends to humanity through Jesus Christ.

The passage begins by stating that God is "rich in mercy." This emphasizes the abundance of God's compassion and willingness to forgive and show kindness to those who do not deserve it. It highlights the gracious and loving nature of God towards His people. This sets the tone for the rest of the passage, which focuses on the redemptive work of God in the lives of believers.

The verse continues by declaring that even when we were "dead in sins," God, out of His great love for us, made us alive with Christ. This imagery of being spiritually dead in sin conveys the hopeless and powerless state of humanity before God's intervention. It emphasizes the total dependence on God for spiritual life and renewal. The phrase "hath quickened us together with Christ" signifies the act of being brought to spiritual life and being made alive in Christ through the work of the Holy Spirit. This speaks to the regeneration and new birth that believers experience through their union with Christ.

The passage then proclaims that by grace, believers are saved. This underscores the truth that salvation is entirely by God's grace and not by any human effort or merit. It is a gift from God, freely given to those who believe in Jesus Christ. This verse serves as a reminder that our salvation is not based on our own good works, but on the unmerited favor and love of God.

Furthermore, the text states that God has raised us up together with Christ and made us sit together in heavenly places in Christ Jesus. This imagery of being seated in heavenly places with Christ speaks to the spiritual blessings and privileges that believers have as a result of their union with Christ. It denotes our position of authority and victory in Christ, and our future inheritance in the kingdom of God. It also emphasizes our intimate relationship with Christ and our participation in His redemptive work.

Overall, Ephesians 2:4-6 conveys the themes of God's mercy, love, grace, and the believers' union with Christ. It serves as a powerful reminder of the redemptive work of God in the lives of His people and the immense privilege of being united with Christ. The passage also emphasizes the importance of recognizing our dependence on God and His gracious salvation, as well as the transformative power of His love in our lives.

In the context of the entire book of Ephesians, this passage is part of the apostle Paul's letter to the Ephesian church. In this letter, Paul addresses theological truths about the mystery of Christ, the unity of believers in Christ, and the conduct and character of Christian living. The passage in Ephesians 2:4-6 specifically pertains to the themes of salvation, grace, and the believers' union with Christ, which are central to Paul's teachings in this letter.

As for symbolism, the imagery of being quickened and made alive in Christ speaks to the spiritual rebirth and transformation that believers experience through their faith in Jesus. The picture of being raised up and seated with Christ in heavenly places denotes our spiritual authority and position in Christ. This imagery symbolizes the believer's new identity and standing as a child of God, as well as their future hope and destiny in the kingdom of God.

In conclusion, Ephesians 2:4-6 in the King James Version of the Bible conveys profound truths about God's mercy, love, and grace, as well as the believers' union with Christ. It serves as a source of encouragement and inspiration for believers to recognize the transformative power of God's love in their lives and to live in the reality of their new identity and position in Christ.