Solus Christus
| Five solae of the Protestant Reformation | 
|---|
| Sola scriptura | 
| Sola fide | 
| Sola gratia | 
| Solus Christus | 
| Soli Deo gloria | 
Solus Christus or In Christo solo (Latin in + ablative, sōlō Christō, meaning "in Christ alone") is one of the five solae that summarize the Protestant Reformers' basic belief that salvation is by faith in Christ alone.