Mark 16:15

And He said to them, “Go into all the world and preach the Gospel to all creation.

Colossians 1:23

if indeed you continue in the faith firmly established and steadfast, and not moved away from the hope of the gospel that you have heard, which was proclaimed in all creation under heaven, and of which I, Paul, was made a minister.

Mark 13:10

And the gospel must first be preached to all the nations.

Psalm 67:2

That Thy way may be known on the earth, Thy salvation among all nations.

Psalm 96:3

Tell of His glory among the nations, His wonderful deeds among all the peoples.

Matthew 24:14

And this gospel of the kingdom shall be preached in the whole world for a witness to all the nations, and then the end shall come.

Romans 10:17

So faith comes from hearing, and hearing by the word of Christ.