Act 14:27 And when they were come, and had gathered the church together, they rehearsed all that God had done with them, and how he had opened the door of faith unto the Gentiles.

Great chapter to see the extent of preaching the gospel and it's impact.

Act 13:50    But the Jews stirred up the devout and honourable women, and the chief men of the city, and raised persecution against Paul and Barnabas, and expelled them out of their coasts.

Act 13:51    But they shook off the dust of their feet against them, and came unto Iconium.

Act 13:52    And the disciples were filled with joy, and with the Holy Ghost.

Act 14:1    And it came to pass in Iconium, that they went both together into the synagogue of the Jews, and so spake, that a great multitude both of the Jews and also of the Greeks believed.

Act 14:2    But the unbelieving Jews stirred up the Gentiles, and made their minds evil affectedagainst the brethren.

Act 14:3    Long time therefore abode they speaking boldly in the Lord, which gave testimony unto the word of his grace, and granted signs and wonders to be done by their hands.

Act 14:7  And there they preached the gospel.

Act 14:15  And saying, Sirs, why do ye these things? We also are men of like passions with you, and preach unto you that ye should turn from these vanities unto the living God, which made heaven, and earth, and the sea, and all things that are therein:

Act 14:21  And when they had preached the gospel to that city, and had taught many, they returned again to Lystra, and to Iconium, and Antioch,

Act 14:25  And when they had preached the word in Perga, they went down into Attalia:

Peter confirms this ministry...

Act 15:7  And when there had been much disputing, Peter rose up, and said unto them, Men and brethren, ye know how that a good while ago God made choice among us, that the Gentiles by my mouth should hear the word of the gospel, and believe.