Romans 15:21

but as it is written: "To whom He was not announced, they shall see; And those who have not heard shall understand."

Surrounding context

15:20 And so I have made it my aim to preach the gospel, not where Christ was named, lest I should build on another man's foundation,

15:21 but as it is written: "To whom He was not announced, they shall see; And those who have not heard shall understand."

15:22 For this reason I also have been much hindered from coming to you.

Translation and sources