1 Corinthians 16:23
The grace of our Lord Jesus Christ be with you.
Cross-reference
Romans 16:20 uses the same closing benediction 'grace of our Lord Jesus Christ be with you' — a standard Pauline blessing.
Romans 16:24 (in some manuscripts) contains the identical grace benediction, reinforcing Paul's customary closing.
Romans 1:7 opens with 'Grace to you... from God our Father and the Lord Jesus Christ' — the same grace that closes here.
2 Corinthians 13:14 expands the grace of Christ into a full trinitarian benediction, echoing the same core.
Ephesians 6:24 similarly closes with grace for those who love Christ, matching the grace and love theme.
2 Timothy 4:22 also ends with 'The Lord be with your spirit' and 'Grace be with you' — a parallel closing.
Titus 3:15 closes with 'Grace be with you all' — the same formula Paul uses repeatedly.