What is the significance of the phrase 'who hath saved us'?

The phrase 'who hath saved us' from 2 Timothy 1:9 signifies the finality and completeness of salvation through Christ. This is not merely a statement of potential, but a declaration of fact that Christ has already accomplished what was necessary for salvation. This past-tense assertion assures believers that their sins have been atoned for and that they stand justified before God, fully accepted and loved because of Christ's sacrificial work. It is a declaration that brings comfort and joy to the soul of every believer, highlighting that their salvation is grounded in Christ's redemptive work.