Campbell Bible Study |
Originated: April 27, 2026 | Version: April 27, 2026
Theme 7 — Overview

Kingdom of God

What it is, where it is, and how to live inside it now

📖 What this theme is about
The reign of Christ — already, and not yet.

When Jesus began to preach, the first sentence Mark records is this: “The time is fulfilled, and the kingdom of God is at hand; repent and believe in the gospel” (Mark 1:15). The kingdom was His first subject, and it remained His main subject. He told more than thirty parables about it. He taught His disciples to pray for it (“Your kingdom come”). He told Pilate He had one (“My kingdom is not of this world,” John 18:36). When He left, He told the disciples it was not their business to know the times the Father had set for it (Acts 1:7). And when He returns, He returns as its King.

The kingdom is one of the most layered ideas in Scripture. It is already here, in the rule of Christ over every believer's life. It is not yet here, in the visible, public, world-wide reign that comes at the second coming. It is internal (Luke 17:21 — “the kingdom of God is in your midst”) and it is external (Revelation 11:15 — “The kingdom of the world has become the kingdom of our Lord and of His Christ”). It is now, and it is coming.

Theme 7 walks both layers — what it means to live as a citizen of His kingdom today, and what it will mean when the kingdom comes in fullness then.

📍 Currently working on
Theme 7 — In planning ⏳
The scope is set. The anchor passages below are the boundaries of the theme. Modules will be added as the underlying study work happens — sermons, books, audio teachings, conversations. There is no rush. Better to do this slowly and well than to fill the slot with placeholder content.
If you are reading this, that is the state of things. Theme 1 was built one module at a time over months. Theme 3 was built in two focused sessions once enough source material had been processed. Theme 7 will work the same way.

📚 The shape of this theme

No need to remember what's coming. The boundaries of the theme are set by the anchor passages below. Module structure will be added here as the work happens.

Status legend
🔨 In Progress — currently being built or actively studied
Complete — finished and ready to study
Coming — planned, not yet built
📖 Anchor passages — the boundaries of Theme 7
When the modules of this theme are built, they will be built within the boundaries of these passages. They are the scope of what Theme 7 will cover.
Matthew 4:17 — Jesus' first sermon: “Repent, for the kingdom of heaven is at hand”
Matthew 5–7 — the Sermon on the Mount — the constitution of the kingdom
Matthew 13 — the kingdom parables — what it is like
Luke 17:20–21 — the kingdom in your midst
John 18:36 — “My kingdom is not of this world”
Revelation 11:15 — the kingdom of the world becomes His kingdom
Revelation 20 — the millennial reign
🔗 Where this theme already touches the rest of the site
Theme 1, Module 12 (The Millennium) — The thousand-year visible reign — already studied in Theme 1
Theme 5 — The Messiah — The King the kingdom belongs to
Theme 6 — The Holy Spirit — The Spirit is the present-day evidence of the kingdom in the believer

Before any of this is built

If you are reading this overview before any modules exist, here is a question worth sitting with: what would you want this theme to do for you? The Bible is a deep enough book that any of these themes could be studied for a lifetime without exhausting them. The point of building modules is not to capture everything — it is to capture the things that move you closer to Christ. Bring that intention into the work when the time comes.

A pause
What is the one question about this theme that you most want answered? Write it down. The answer to it will become a module.
Where in your own walk with God does this theme already feel important? What experience is making it feel that way?
Whose voice — pastor, teacher, author, friend — has helped you understand this theme so far? Their material may become source material here.
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