Romans 16:23

Gaius, who is host to me and to the whole church here, greets you. Erastus, the city treasurer, and our brother Quartus, greet you.

Acts 19:22

And after sending two of his assistants, Timothy and Erastus, to Macedonia [ahead of him], he stayed on in [the west coast province of] Asia [Minor] for a while.

1 Corinthians 1:14

I thank God that I did not baptize any of you except Crispus and Gaius,

2 Timothy 4:20

Erastus stayed on at Corinth, but I left Trophimus sick at Miletus.

3 John 1:1-6

The elder [of the church addresses this letter] to the beloved and esteemed Gaius, whom I love in truth.

Acts 19:29

Then the city was filled with confusion; and people rushed together [as a group] into the amphitheater, dragging along with them Gaius and Aristarchus, Macedonians who were Paul’s traveling companions.

Acts 20:4

He was accompanied by Sopater of Berea, the son of Pyrrhus, and by Aristarchus and Secundus of the Thessalonians, and by Gaius of Derbe, and Timothy, and Tychicus and Trophimus of Asia.

Treasury of Scripture Knowledge

Summary

Gaius mine host, and of the whole church, saluteth you. Erastus the chamberlain of the city saluteth you, and Quartus a brother.

General references

Bible References

Erastus

Acts 19:22
And after sending two of his assistants, Timothy and Erastus, to Macedonia [ahead of him], he stayed on in [the west coast province of] Asia [Minor] for a while.
2 Timothy 4:20
Erastus stayed on at Corinth, but I left Trophimus sick at Miletus.

General references

2 Corinthians 13:13
All God’s people greet you.