New to TULIP?
Learn what the five points claim, why Christians disagree, and how the doctrines fit together.
Scripture-first studies of Calvinism
Test the five points of Calvinism in context
See the strongest Reformed case, examine the passages most often cited for TULIP, and compare a careful non-Calvinist reading—without caricature, slogans, or unnecessary heat.
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Studying a disputed passage?
Search by verse, Bible book, or theological question.
Comparing one doctrine?
Begin with a doctrine guide, then read its cornerstone study and focused passage studies.
Every study answers four questions
- What does the passage say in context?
- How do informed Calvinists interpret it?
- What does the text clearly establish?
- What remains inferred or disputed?
Why This Debate Matters
These doctrines shape how Christians speak about the character of God, gospel proclamation, assurance, faith, grace, and Scripture’s warnings. Christians on both sides want to honor Scripture and salvation through Christ alone. That shared ground makes careful comparison more important, not less.
Explore the five points
Total Depravity
Sin reaches the whole person; the dispute is whether grace must regenerate a person before faith.
Unconditional Election
God chooses in grace; the dispute is whether election selects unbelieving individuals or a people in Christ.
Limited Atonement
Christ actually saves; the dispute is whether His atoning provision extends to all or only the elect.
Irresistible Grace
No one comes without grace; the dispute is whether the saving call can finally be resisted.
Perseverance of the Saints
Christ securely keeps His people; the dispute is how that promise relates to warnings and continuing faith.
Featured cornerstone studies
Total Depravity and Total Inability: What Does Scripture Actually Teach?
Christians agree that every person is affected by sin and cannot earn or accomplish salvation. The dispute is whether spiritual death also makes a response to God’s gracious gospel impossible until after regeneration.
Romans 9 and Calvinism: Election, Israel, and God’s Faithfulness
Romans 9 addresses God’s faithfulness amid Israel’s unbelief, Gentile inclusion, mercy, hardening, and faith. This study asks whether that argument proves unconditional individual election to salvation.
Limited Atonement and Universal Provision: For Whom Did Christ Die?
Limited atonement teaches that Christ intended His death to secure salvation effectively for the elect in a way not intended for the non-elect. This study compares that cumulative case with the biblical argument for universal provision and application through faith.
Focused studies
Ephesians 2:1–5: Does “Dead in Sin” Mean Unable to Believe?
Ephesians 2:1–5 describes fallen people as dead in trespasses and sins, walking according to the age, enslaved to sinful desires, and needing God to make them alive with Christ. The…
Acts 7:51: What Does It Mean to Resist the Holy Spirit?
Acts 7:51 is one of the most direct texts in the debate over irresistible grace: Stephen tells his hearers, “You always resist the Holy Spirit.” The question is whether this resistance…
Hebrews 6:4–6: Were These Genuine Believers?
Hebrews 6:4–6 is one of the most important warning passages in the debate over perseverance. It describes people who have been enlightened, tasted the heavenly gift, shared in the Holy…
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