3 John 1:1

I, a ruler in the church, send word to the well loved Gaius, for whom I have true love.

1 John 3:18

My little children, do not let our love be in word and in tongue, but let it be in act and in good faith.

Acts 19:29

And the town was full of noise and trouble, and they all came running into the theatre, having taken by force Gaius and Aristarchus, men of Macedonia who were journeying in company with Paul.

Acts 20:4

And Sopater of Beroea, the son of Pyrrhus, and Aristarchus and Secundus of Thessalonica, and Gaius of Derbe, and Timothy, and Tychicus and Trophimus of Asia, went with him as far as Asia.

Romans 16:23

Gaius, with whom I am living, whose house is open to all the church, sends his love, so does Erastus, the manager of the accounts of the town, and Quartus, the brother.

1 Corinthians 1:14

I give praise to God that not one of you had baptism from me, but Crispus and Gaius;

2 John 1:1-13

I, a ruler in the church, send word to the noble sister who is of God's selection, and to her children, for whom I have true love; and not only I, but all who have knowledge of what is true;

Treasury of Scripture Knowledge

Summary

The elder unto the wellbeloved Gaius, whom I love in the truth.

Elder

Bible References

Elder

2 John 1:1
I, a ruler in the church, send word to the noble sister who is of God's selection, and to her children, for whom I have true love; and not only I, but all who have knowledge of what is true;

The well-beloved

Acts 19:29
And the town was full of noise and trouble, and they all came running into the theatre, having taken by force Gaius and Aristarchus, men of Macedonia who were journeying in company with Paul.
Acts 20:4
And Sopater of Beroea, the son of Pyrrhus, and Aristarchus and Secundus of Thessalonica, and Gaius of Derbe, and Timothy, and Tychicus and Trophimus of Asia, went with him as far as Asia.
Romans 16:23
Gaius, with whom I am living, whose house is open to all the church, sends his love, so does Erastus, the manager of the accounts of the town, and Quartus, the brother.
1 Corinthians 1:14
I give praise to God that not one of you had baptism from me, but Crispus and Gaius;

Whom

1 John 3:18
My little children, do not let our love be in word and in tongue, but let it be in act and in good faith.
2 John 1:1
I, a ruler in the church, send word to the noble sister who is of God's selection, and to her children, for whom I have true love; and not only I, but all who have knowledge of what is true;

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain