Therefore go and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit, and teaching them to obey everything I have commanded you. And surely I am with you always, to the very end of the age. - Matthew 28: 19-20

He said to them, “Go into all the world and preach the gospel to all creation. - Mark 16:15

For this is what the Lord has commanded us: “ ‘I have made you a light for the Gentiles, that you may bring salvation to the ends of the earth.’ ” - Atcs 13:14

And this gospel of the kingdom will be preached in the whole world as a testimony to all nations, and then the end will come. - MAtthew 24: 14

For, “Everyone who calls on the name of the Lord will be saved.” 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? - Romans 10: 13-14