What Does It Mean That God Is Self-Existent?

Doctrine of God · Week 2

Opening Scripture Readings

Read these passages aloud before beginning:

• Acts 17:24–28 — God does not need anything from us; He gives life, breath, and everything.
• Exodus 3:14 — God reveals Himself as “I AM WHO I AM.”
• Psalm 50:10–12 — God owns all things and does not depend on creation.
• John 5:26 — The Father has life in Himself.
• Romans 11:36 — From Him, through Him, and to Him are all things.

The doctrine of God’s self-existence and independence teaches that God does not need us, the world, or anything He has made in order to exist, be complete, or be God.

This is sometimes called God’s aseity. The word refers to God’s life in and of Himself. He is not caused by anything, sustained by anything, or completed by anything. God simply is.

That may sound obvious, but it confronts many wrong ways we think about Him. We often imagine God as though He were like us, only greater. We need food, rest, friendship, help, encouragement, and love. We depend on things outside ourselves every moment.

But God is not a larger version of us.

The God Who Needs Nothing

Paul makes this clear in Acts 17 when he speaks to the people of Athens. They were religious, surrounded by temples, idols, and objects of worship. But Paul tells them that the true God is not like the gods they imagine.

“The God who made the world and everything in it, being Lord of heaven and earth, does not live in temples made by man” (Acts 17:24).

God is not contained by creation. He is not limited to a building, shrine, sacred place, or human system. He is Lord of heaven and earth because He made heaven and earth.

Paul then says that God is not “served by human hands, as though he needed anything” (Acts 17:25).

That is the heart of the doctrine: God does not need anything.

We should hold two truths together. God does not need creation for anything, yet creation can still glorify Him and bring Him joy. God is not needy, but He is not indifferent. He is independent, but He is not distant. He is complete in Himself, yet He freely creates, loves, speaks, gives, and draws near.

God did not create the world because He was lonely. He did not create human beings because something was missing in Him. He did not make us because He needed worshipers in order to become glorious. God is eternally full, eternally blessed, eternally alive, and eternally God.

Creation adds nothing to God’s being. But creation depends completely on Him.

Everything Depends on Him

Paul says, “He himself gives to all mankind life and breath and everything” (Acts 17:25).

Every breath we take is received. Every heartbeat is sustained. Every moment of life is dependent. We are not self-existent, self-sustaining, or independent in the deepest sense. We live because God gives life.

This is why pride is so foolish. Pride acts as though we are the source of our own existence, strength, wisdom, and success. But Acts 17 tells the truth: we are creatures, and God is Creator. We are dependent, and God is independent.

Paul says, “In him we live and move and have our being” (Acts 17:28).

Dependence on God is not merely a religious feeling. It is reality. Even the person who denies God depends on God for the breath used to deny Him. Even our questions about God are possible only because God sustains the mind asking them.

Why God’s Independence Is Good News

This doctrine should humble us, but it should also comfort us.

If God depended on creation, He would be unstable. If God needed us to complete Him, then His love would be mixed with lack. If God were strengthened by our obedience or weakened by our failure, He would not be the living God.

But God is not fragile, anxious, or incomplete. He is not waiting for creation to make Him whole.

This makes His grace more wonderful. God does not love us because He needs us. He loves because He is good. He does not save sinners because He lacks something. He saves because He is merciful. He does not call us to worship because His glory is deficient. He calls us to worship because He is worthy, and because worship brings us into the truth.

God’s independence also corrects our view of service. We do not serve God because He needs our help. We serve because He is Lord. We obey because He is worthy. We give because everything we have first came from Him.

The living God does not need us, but we need Him completely.

The Independent God Has Come Near

Our dependence does not make our lives meaningless. It means our lives are received. We were not made to be self-sufficient. We were made to live before God, depend on God, worship God, and find our life in Him.

And this is where the doctrine leads us to Christ.

The independent God who needs nothing has freely come near. The God who gives all people life and breath gives eternal life through His Son. Jesus does not reveal a needy God searching for completion, but a gracious God overflowing in mercy.

God does not need anything from us. But in Christ, He gives Himself to us.

Core Statement

God does not need anything from us, but we need everything from Him.

Discussion Questions

1. Why do people sometimes imagine God as though He needed something from us?
2. What does Acts 17:24–28 teach us about the difference between the true God and man-made religion?
3. How does God’s independence challenge pride, self-reliance, or the desire to be in control?
4. Why is it comforting to know that God does not depend on us in order to be complete, loving, or glorious?
5. What would change in your prayer, worship, or obedience if you remembered, “In Him we live and move and have our being”?

Study References

• Primary passages: Acts 17:24–28; Exodus 3:14; Psalm 50:10–12; John 5:26; Romans 11:36.
• Wayne Grudem, Systematic Theology: An Introduction to Biblical Doctrine, 2nd edition, Zondervan Academic, 2020, discussion of God’s independence or aseity.
• Scripture quotations are from the English Standard Version.