for, "Everyone who calls on the name of the Lord 1 will be saved."2
References for Romans 10:13
How, then, can they call on the one they have not believed in? And how can they believe in the one of whom they have not heard? And how can they hear without someone preaching to them?
And how can they preach unless they are sent? As it is written, "How beautiful are the feet of those who bring good news!"3
References for Romans 10:15