In verse 4, Paul immediately gives thanks for the grace that grounds the greeting of grace and peace he just offered.

Romans 1:7 uses the exact same greeting, showing it was Paul's standard salutation in his letters.

2 Corinthians 1:2 repeats the identical greeting, reinforcing Paul's consistent opening formula.

Ephesians 1:2 echoes the same 'Grace to you and peace' greeting, a hallmark of Paul's epistles.

Galatians 1:3 uses the identical greeting formula — grace and peace from God our Father and the Lord Jesus Christ — showing Paul's consistent salutation.

2 Thessalonians 1:2 repeats the exact same greeting of grace and peace from God and Christ, underscoring Paul's standard salutation.

In John 14:27, Jesus promises His peace to believers — the same peace Paul invokes in his greeting as coming from God and Christ.

Ephesians 6:23 expands the greeting to include love with faith, while still wishing peace from God and Christ.

Revelation 1:4 offers a similar greeting of grace and peace but from the eternal God and the seven spirits, adapting the formula.

Psalm 29:11 declares that the Lord blesses his people with peace, an OT theme reflected in the greeting's 'peace from God'.