1 John 5:1 states that whoever believes Jesus is the Christ is born of God, supporting 5:20's claim that we are in the true God through the Son.

These preceding verses establish that eternal life is in the Son and that having the Son gives life — the foundation for the conclusion in verse 20.

1 John 5:19 states we are of God while the world lies in evil — this verse grounds that identity in the Son's coming.

In 1 John 2:6, walking as Jesus did follows from abiding, which 1 John 5:20 affirms we are in the true God.

1 John 4:14 testifies that the Father sent the Son as Savior, clarifying the mission behind the Son's coming mentioned in 5:20.

1 John 1:1-3 introduces the 'eternal life' and fellowship with the Father and Son — the same reality that verse 20 concludes.

1 John 2:5 says keeping His word perfects love and assures we are in Him — same theme of being in the true God.

1 John 2:25 identifies the promise of eternal life — here John says Jesus Himself is that eternal life.

1 John 2:13 addresses fathers who know Him who is from the beginning — linking the eternal Christ to John's 'true God and eternal life'.

1 John 3:14 says we have passed from death to life by loving — here John shows the source of that life is the true God.

In 1 John 2:24, abiding in the Son and Father is urged—the same abiding in the true God from 1 John 5:20.

In 1 John 4:16, abiding in God who is love parallels being in the true God from 1 John 5:20.

1 John 4:2 provides a test for the Spirit of God: confessing Jesus came in the flesh, aligning with 5:20's assertion that the Son has come.

John 17:20-23 reveals Jesus' prayer for believers to be one in the Father and Son — the same oneness with the true God and his Son that 1 John states.

John 17:3 defines eternal life as knowing the only true God and Jesus Christ—directly paralleling 1 John 5:20's statement that Christ is the true God and eternal life.

1 Timothy 3:16 calls Christ 'God manifested in the flesh,' paralleling the declaration that Jesus is the true God and eternal life.

John 15:4 uses the vine and branches metaphor to command abiding in Christ — the same reality of being 'in his Son' that 1 John 5:20 affirms.

In John 10:30, Jesus and the Father are one, supporting 1 John 5:20's claim that Jesus is the true God.

In John 14:23, Jesus promises the Father and Son will dwell with those who love him — mirroring the union described here.

Colossians 2:3 says all treasures of wisdom and knowledge are hidden in Christ—parallel to Christ giving understanding in 1 John 5:20.

John 20:28 has Thomas declaring to Jesus, 'My Lord and my God!' This is a direct confession of Jesus' deity, parallel to 1 John 5:20.

Colossians 2:2 describes full understanding and knowledge of God’s mystery, which is Christ—echoes knowing the true God and being in his Son from 1 John 5:20.

Ephesians 1:17-19 prays for a spirit of wisdom and revelation in knowing God—same divinely given understanding as in 1 John 5:20.

2 Corinthians 4:6 describes God shining light to give knowledge of his glory in Christ—parallel to the understanding given in 1 John 5:20.

Romans 9:5 calls Christ 'God over all, blessed forever.' This is a direct statement of Jesus' deity, exactly as in 1 John 5:20.

1 Corinthians 1:30 says Christ became wisdom from God and that believers are in him—mirrors the understanding and being in the true God from 1 John 5:20.

Titus 2:13 refers to 'our great God and Savior Jesus Christ,' directly affirming the same truth that Jesus is God.

In Revelation 19:11, Christ is called 'Faithful and True,' directly echoing 1 John 5:20's 'true God.'

Isaiah 9:6 prophesies a child called 'Mighty God' — 1 John 5:20 declares that Jesus is exactly this true God.

Isaiah 44:6 proclaims the Lord alone as God — 1 John 5:20 identifies Jesus as that same true God, affirming monotheism.

Isaiah 45:21-25 declares YHWH alone is Savior and every knee will bow. This OT monotheistic claim is applied to Jesus in 1 John 5:20.

Jeremiah 10:10 calls God 'the true God' and 'living God'. This exact phrase is used in 1 John 5:20 for Jesus, equating Him with YHWH.

Jeremiah 23:6 prophesies the Messiah will be called 'The LORD is our righteousness', a divine name. 1 John 5:20 identifies Jesus as that true God.

John 1:1-3 explicitly states the Word was God and Creator. This is the same declaration of Jesus' deity as in 1 John 5:20.

Hebrews 1:8 addresses the Son as 'O God,' citing Psalm 45:6, reinforcing the deity of Christ stated in 1 John 5:20.

John 14:9 records Jesus saying, 'Whoever has seen me has seen the Father.' This supports Jesus' divine identity, matching 1 John 5:20.

In Colossians 2:9, the fullness of deity dwells bodily in Christ, directly affirming that Jesus is the true God as in 1 John 5:20.

2 Peter 1:2 multiplies grace in the knowledge of God and Jesus — directly paralleling John's statement that we know the true God in Christ.

In Philippians 3:8, Paul counts all loss for the surpassing worth of knowing Christ, reinforcing the supreme value of knowing the true God in 1 John 5:20.

In Ephesians 4:13, the goal is knowledge of the Son of God and maturity—echoing the understanding of the Son of God and eternal life in 1 John 5:20.

Hebrews 8:11 promises universal knowledge of God under the new covenant — John declares this knowledge is realized in Christ.

In Galatians 4:9, having come to know God (and being known by God) parallels the understanding given to know the true God in 1 John 5:20.

In Galatians 2:20, Paul speaks of living by faith in the Son of God who gave Himself—directly paralleling the identification of Jesus as the true God and eternal life in 1 John 5:20.

Deuteronomy 4:35 declares that the Lord is God and there is no other; 1 John 5:20 affirms Jesus is that one true God.

In 2 Corinthians 1:19, Jesus Christ the Son of God is affirmed as faithful—echoing the same identification of Jesus as the true God's Son in 1 John 5:20.

In 1 Corinthians 2:14, the natural man cannot understand spiritual things—contrasting the spiritual understanding given to believers in 1 John 5:20.

In John 20:31, the purpose of the Gospel is believing Jesus is Son of God to have life, directly mirrored in 1 John 5:20's claim that Jesus is true God and eternal life.

John 4:14 explicitly links Jesus' water to eternal life — the same eternal life that 1 John 5:20 declares Jesus to be.

John 6:69 confesses Jesus as the Holy One of God — a recognition of His divine identity that 1 John 5:20 affirms believers know.

In John 9:35, Jesus asks about belief in the Son of Man — the divine Son whose identity 1 John 5:20 declares.

John 10:14 depicts mutual knowledge between Jesus and his sheep — the same knowing that 1 John 5:20 describes.

In John 11:27, Martha confesses Jesus as the Son of God — exactly what 1 John 5:20 affirms.

John 12:45 says seeing Jesus is seeing the Father — the revelation of the true God in 1 John 5:20.

John 16:3 says persecutors do not know the Father or Jesus — contrasting with the knowledge 1 John 5:20 provides.

Mark 9:7 presents God's declaration 'This is my beloved Son'—directly affirming Jesus' divine sonship as in 1 John.

Matthew 16:17 reveals that this knowledge comes from the Father—echoing 1 John's claim that the Son gives understanding from God.

In Acts 3:15, Peter calls Jesus the 'Author of life', which 1 John 5:20 identifies as eternal life itself.

John 1:34 records John the Baptist's testimony that Jesus is the Son of God — the same identity claim at the heart of 1 John 5:20.

Matthew 16:16 records Peter's confession that Jesus is the Christ, the Son of God—the same identity proclaimed in 1 John.

In Romans 1:25, people exchange God's truth for a lie, contrasting with 1 John 5:20's certainty that we know the true God in Christ.

In Matthew 11:27, Jesus reveals the Father to whom he chooses; here the Son gives understanding to know the true God—direct parallel.

In Jeremiah 31:34, the promise of all knowing the Lord is fulfilled here as Christ gives understanding of the true God.

In Romans 3:11, no one understands or seeks God, while 1 John 5:20 says Jesus gives understanding to know the true God — a direct contrast.

John 1:18 says the only God made God known—directly parallel to 1 John's statement that the Son gives knowledge of the true God.

Luke 10:22 states that the Son reveals the Father to whom He chooses—identical to 1 John's claim that the Son gives knowledge of the true God.

John 8:19 teaches that knowing Jesus means knowing the Father — the same unity of knowledge that 1 John 5:20 describes believers having.

John 17:25 contrasts the world's ignorance with Jesus' knowledge of the Father, reinforcing the theme of knowing the true God found in 1 John 5:20.

John 3:15 promises eternal life to believers — the same eternal life that 1 John 5:20 identifies Jesus as.

In Acts 17:23, Paul proclaims the unknown God made known; 1 John 5:20 says Jesus gives understanding to know the true God.

In 1 Corinthians 2:12, receiving the Spirit from God enables knowing God's gifts—parallel to being given understanding to know the true God.

Exodus 20:3 commands exclusive worship of Yahweh; 1 John 5:20 identifies Jesus as that same true God, not a separate deity.

In Revelation 3:7, Christ is called 'the true one,' matching 1 John 5:20's 'true God.' Shared title for Christ's divine truth.

In John 18:37, Jesus says he came to bear witness to the truth, which 1 John 5:20 echoes by stating he gives understanding to know the true God.

Philippians 3:9 emphasizes being found 'in him' for righteousness through faith — another aspect of the same 'in Christ' position mentioned here.

In Romans 1:3, Paul describes Jesus as Son of God descended from David, which complements 1 John 5:20's statement that the Son of God has come.

In Romans 3:4, Paul affirms God's truthfulness despite human lies, reinforcing 1 John 5:20's claim that Jesus is the true God.

2 Corinthians 5:17 declares that being 'in Christ' makes one a new creation — unpacking the transformative reality of the union here.

In Romans 16:26, the eternal God's plan is made known to all nations, which aligns with 1 John 5:20's revelation of the true God through Jesus.

Matthew 13:11 shows Jesus giving knowledge of the kingdom's secrets to his disciples, similar to the understanding given in 5:20 to know the true God.

In Romans 16:7, believers are described as 'in Christ', which matches 1 John 5:20's statement that we are in the true God through Jesus.