2 Corinthians 11:28

that which besets me daily, the care of all the churches.

Acts 15:36

And after some days Paul said to Barnabas, Let us return and visit our brethren in every city, where we have preached the word of the Lord, and see how they are.

Acts 15:40-41

being recommended to the grace of God.

Acts 18:23

And when he had spent some time there, he departed, and went in order through the country of Galatia and Phrygia strengthening all the disciples.

Acts 20:2

And having passed through those parts, and given them much exhortation, he came into Greece.

Acts 20:18-35

And when they were come to him, he said unto them, Ye know in what manner I behaved among you all the time, from the first day that I came into Asia.

Romans 1:14

For I am a debtor both to Greeks and barbarians, both to the learned and the unlearned:

Romans 11:13

For I speak to you Gentiles: inasmuch indeed as I am the apostle of the Gentiles,

Romans 15:16

that I should be the minister of Jesus Christ to the Gentiles, administring the gospel of God, that the offering of the Gentiles might be acceptable, being sanctified by the holy Spirit.

Romans 16:4

(who for my life exposed their own; to whom not I only give thanks, but also all the churches of the Gentiles:)

1 Corinthians 7:17

However, as God hath distributed to every man, and as the Lord hath called every one, so let him walk: and thus I order in all the churches.

Colossians 2:1

For I would have you know what a great conflict I have for you, and for those in Laodicea, and as many as have not seen me in person:

Treasury of Scripture Knowledge

Summary

Beside those things that are without, that which cometh upon me daily, the care of all the churches.

Bible References

Those

2 Corinthians 11:23
so am I: are they ministers of Christ? (if I may speak as a fool) I am more: in labors more abundant, in stripes far exceeding, in prisons more frequently, and often even in deaths.

The care

Acts 15:36
And after some days Paul said to Barnabas, Let us return and visit our brethren in every city, where we have preached the word of the Lord, and see how they are.
Acts 18:23
And when he had spent some time there, he departed, and went in order through the country of Galatia and Phrygia strengthening all the disciples.
Acts 20:2
And having passed through those parts, and given them much exhortation, he came into Greece.
Romans 1:14
For I am a debtor both to Greeks and barbarians, both to the learned and the unlearned:
Romans 11:13
For I speak to you Gentiles: inasmuch indeed as I am the apostle of the Gentiles,
Romans 15:16
that I should be the minister of Jesus Christ to the Gentiles, administring the gospel of God, that the offering of the Gentiles might be acceptable, being sanctified by the holy Spirit.
Romans 16:4
(who for my life exposed their own; to whom not I only give thanks, but also all the churches of the Gentiles:)
Colossians 2:1
For I would have you know what a great conflict I have for you, and for those in Laodicea, and as many as have not seen me in person:

General references

1 Corinthians 10:33
Even as I also endeavour to please all men in all things, not seeking my own advantage, but that of many, that they may be saved.
1 Corinthians 12:26
And so if one member suffer all the members suffer with it; and if one member be honoured, all the members rejoice with it.