Definition and Scope
Eternal worship refers to the perpetual adoration and reverence given to God by His creation, both in the present age and in the age to come. It encompasses the continuous praise, honor, and service directed towards God, acknowledging His sovereignty, holiness, and eternal nature.

Biblical Foundations
The concept of eternal worship is deeply rooted in Scripture, where worship is portrayed as an everlasting response to God's majesty and glory. In the heavenly vision given to the Apostle John, the book of Revelation provides a vivid depiction of eternal worship. Revelation 4:8 describes the four living creatures, who "day and night they never stop saying: 'Holy, holy, holy is the Lord God Almighty, who was, and is, and is to come!'" . This ceaseless proclamation underscores the eternal nature of worship in heaven.

Heavenly Worship
Revelation 5:13 further illustrates the scope of eternal worship: "And I heard every creature in heaven and on earth and under the earth and in the sea, and all that is in them, saying: 'To Him who sits on the throne and to the Lamb be praise and honor and glory and power forever and ever!'" . This passage highlights the universal and unending worship offered to God and the Lamb, Jesus Christ, by all of creation.

Old Testament Insights
The Old Testament also provides glimpses of eternal worship. In Psalm 145:1-2, David declares, "I will exalt You, my God and King; I will bless Your name forever and ever. Every day I will bless You, and I will praise Your name forever and ever" . This expression of continual worship reflects the eternal commitment to glorify God.

The Role of the Redeemed
Believers, as the redeemed of the Lord, are called to participate in eternal worship. In 1 Peter 2:9, Christians are described as "a chosen people, a royal priesthood, a holy nation, a people for God’s own possession, to proclaim the virtues of Him who called you out of darkness into His marvelous light" . This priestly role involves offering spiritual sacrifices and declaring God's praises eternally.

Eschatological Perspective
Eternal worship is also eschatological, pointing to the future fulfillment of God's kingdom. In Revelation 7:9-10, a great multitude from every nation stands before the throne and the Lamb, crying out, "Salvation to our God, who sits on the throne, and to the Lamb!" . This scene anticipates the ultimate gathering of all believers in eternal worship.

The Nature of Eternal Worship
Eternal worship is characterized by its purity, joy, and unity. It is a response to God's infinite worth and an expression of love and devotion. In John 4:23-24, Jesus teaches that true worshipers will worship the Father "in spirit and truth, for the Father is seeking such as these to worship Him. God is Spirit, and His worshipers must worship Him in spirit and in truth" . This indicates that eternal worship transcends physical limitations and is rooted in the spiritual reality of God's presence.

Conclusion
While the Bible does not explicitly use the term "eternal worship," the concept is woven throughout Scripture, revealing a divine plan where worship is central to the relationship between God and His creation. Eternal worship is both a present reality and a future hope, where believers join with all of creation in glorifying God forever.