1 John 5:9-13 — It didn't matter whose door was next to yours in Egypt. Unless the blood was on your own doorpost, you had no standing. This is assurance of salvation, verse by verse. This expository preaching message walks through 1 John 5:9-13 using the courtroom language of the passage itself — witnesses, testimony, record, and verdict — to answer one question: can a believer actually know he has eternal life? If you've ever struggled with assurance of salvation, waiting for a feeling to confirm what God has already declared, this verse-by-verse teaching is for you. This message doesn't let the listener hide behind family faith. Young people who assume they're saved because their parents are saved, church members coasting on proximity to sound preaching instead of possessing Christ themselves — this sermon draws that line directly from the text: proximity isn't possession. Assurance of salvation isn't a feeling to chase down. It's a record God has already signed. Working from 1 John 5:9-13, this exposition connects the witness of God to Exodus 12's Passover lamb, Romans 8's witness of the Spirit, and 1 John 2:25's promise of eternal life — showing that God's testimony about His Son stands complete, unrepeated, and never withdrawn. This expository sermon walks through 1 John 5:9-13, explaining: - Why the witness of men still matters even though it's imperfect - The five tests every witness must meet — and how the New Testament writers met them - Why unbelief is not neutral but a verdict against God's own character - What the "witness in himself" is, and what it is not - Why "this is the record" is present tense, not a pending case