Romans 15:19

by the power of the Spirit, so that I have fully preached the Gospel of Christ, from Jerusalem round about, as far as Illyricum.

Acts 22:17-21

And when I was returned to Jerusalem, and was praying in the temple,

2 Corinthians 12:12

Truly the signs of an apostle were wrought among you, in all patience, in signs, and wonders, and mighty deeds.

Matthew 12:28

But if it be by the Spirit of God that I cast out devils, then the kingdom of God is come upon you.

John 4:48

Jesus said to him, Unless ye see signs and wonders, ye will in no wise believe.

Acts 1:8

But ye shall receive power, the Holy Ghost being come upon you, and shall be witnesses to me, both in Jerusalem, and in all Judea, and Samaria, and to the uttermost part of the earth.

Acts 9:28-29

And he was with them, coming in and going out at Jerusalem.

Acts 13:4-5

So being sent forth by the Holy Ghost, they went down to Seleucia, and from thence sailed to Cyprus.

Acts 13:14

And departing from Perga, they came to Antioch in Pisidia; and going into the synagogue on the sabbath-day, they sat down.

Acts 13:51

And they shook off the dust of their feet against them, and went to Iconium.

Acts 14:6

they fled to Lystra and Derbe, cities of Lycaonia,

Acts 14:10

Said with a loud voice, Stand upright on thy feet.

Acts 14:20

But as the disciples stood round about him, he rose and went into the city; and the next day, he departed with Barnabas to Derbe.

Acts 14:25

they came to Pamphylia, And having preached the word in Perga,

Acts 15:12

Then all the multitude kept silence and hearkened to Barnabas and Paul, declaring what miracles and wonders God had wrought by them among the Gentiles.

Acts 16:6-12

And having gone through Phrygia and the region of Galatia, being forbid by the Holy Ghost to preach the word in Asia,

Acts 16:18

And this she did for many days. But Paul being grieved, turned and said to the spirit, I command thee in the name of Jesus Christ, to go out of her. And he came out the same hour.

Acts 17:10

But the brethren immediately sent away Paul and Silas by night to Berea, who coming thither, went into the synagogue of the Jews.

Acts 17:15

And they that conducted Paul, brought him as far as Athens, and having received an order to Silas and Timothy, to come to him with all speed, they departed.

Acts 18:1

After these things, Paul departing from Athens, came to Corinth.

Acts 18:19

And he came to Ephesus, and left him there; but he himself going into the synagogue, reasoned with the Jews.

Acts 19:1

Now while Apollos was at Corinth, Paul having passed through the upper parts, came to Ephesus;

Acts 19:11-12

And God wrought special miracles by the hands of Paul,

Acts 20:1-2

And after the tumult was ceased, Paul calling the disciples to him, and having taken his leave of them, departed to go into Macedonia.

Acts 20:6

and came to them at Troas in five days, where we abode seven days.

Acts 20:20

And that I have with-held nothing which was profitable, but have preached to you, and taught you, publickly and from house to house:

Romans 1:14-16

I am a debtor both to the Greeks and the barbarians, both to the wise and to the unwise.

Romans 15:24

for I hope to see you as I pass by, and to be brought forward by you in my way thither, if first I may be somewhat satisfied with your company.

1 Corinthians 12:4-11

Now there are diversities of gifts, but the same Spirit.

Galatians 3:5

If it be yet in vain? Doth he that ministreth the Spirit to you, and worketh miracles among you, do it by the works of the law, or by the hearing of faith?

Colossians 1:25

Of which I am made a minister, according to the dispensation of God, which is given me for you, fully to preach the word of God:

2 Timothy 4:17

But the Lord stood by me, and strengthened me, that through me the preaching might be fully known, even that all nations might hear: and I was delivered out of the mouth of the lion.

Hebrews 2:4

God also bearing them witness by signs, and wonders, and various miracles, and distributions of the Holy Ghost, according to his own will.

1 Peter 1:12

To whom it was revealed, that not for themselves, but for us they ministered the things which have been now declared to you by them that have preached the gospel to you, with the Holy Ghost sent down from heaven: which things angels desire to look into.

Treasury of Scripture Knowledge

Summary

Through mighty signs and wonders, by the power of the Spirit of God; so that from Jerusalem, and round about unto Illyricum, I have fully preached the gospel of Christ.

Bible References

Mighty

Acts 14:10
Said with a loud voice, Stand upright on thy feet.
Acts 15:12
Then all the multitude kept silence and hearkened to Barnabas and Paul, declaring what miracles and wonders God had wrought by them among the Gentiles.
Acts 16:18
And this she did for many days. But Paul being grieved, turned and said to the spirit, I command thee in the name of Jesus Christ, to go out of her. And he came out the same hour.
Acts 19:11
And God wrought special miracles by the hands of Paul,
2 Corinthians 12:12
Truly the signs of an apostle were wrought among you, in all patience, in signs, and wonders, and mighty deeds.
Galatians 3:5
If it be yet in vain? Doth he that ministreth the Spirit to you, and worketh miracles among you, do it by the works of the law, or by the hearing of faith?
Hebrews 2:4
God also bearing them witness by signs, and wonders, and various miracles, and distributions of the Holy Ghost, according to his own will.

So that

Romans 15:24
for I hope to see you as I pass by, and to be brought forward by you in my way thither, if first I may be somewhat satisfied with your company.
Acts 9:28
And he was with them, coming in and going out at Jerusalem.
Acts 13:4
So being sent forth by the Holy Ghost, they went down to Seleucia, and from thence sailed to Cyprus.
Acts 14:6
they fled to Lystra and Derbe, cities of Lycaonia,
Acts 16:6
And having gone through Phrygia and the region of Galatia, being forbid by the Holy Ghost to preach the word in Asia,
Acts 17:10
But the brethren immediately sent away Paul and Silas by night to Berea, who coming thither, went into the synagogue of the Jews.
Acts 18:1
After these things, Paul departing from Athens, came to Corinth.
Acts 19:1
Now while Apollos was at Corinth, Paul having passed through the upper parts, came to Ephesus;
Acts 20:2
And having gone through those parts, and exhorted them with much discourse, he came into Greece.

Fully

Romans 1:14
I am a debtor both to the Greeks and the barbarians, both to the wise and to the unwise.
Acts 20:20
And that I have with-held nothing which was profitable, but have preached to you, and taught you, publickly and from house to house:
Colossians 1:25
Of which I am made a minister, according to the dispensation of God, which is given me for you, fully to preach the word of God:
2 Timothy 4:17
But the Lord stood by me, and strengthened me, that through me the preaching might be fully known, even that all nations might hear: and I was delivered out of the mouth of the lion.

General references

Mark 13:10
And the gospel must first be published among all nations.
Acts 19:11
And God wrought special miracles by the hands of Paul,
1 Corinthians 4:20
For the kingdom of God is not in speech, but in power.
2 Corinthians 12:12
Truly the signs of an apostle were wrought among you, in all patience, in signs, and wonders, and mighty deeds.