Because Christ also suffered for sins once, the righteous for the unrighteous, that he might bring you to God; being put to death in the flesh, but made alive in the spirit;
    “The righteous one” may have been a title for Jesus in the early church (cf. Acts 3:14; Acts 7:52; 1 John 2:1, 1 John 2:29; 1 John 3:7). It emphasizes His sinless life (cf. 1 Peter 1:19; 1 Peter 2:22) - Utley