Romans 16:23
Gaius, who is my host and the host of the whole church, greets you. Erastus, the treasurer of the city, greets you, and Quartus, our brother.
Acts 19:22
And having sent into Macedonia two of his helpers, Timothy and Erastus, he himself stayed in Asia for a while.
1 Corinthians 1:14
I am thankful that I baptized none of you except Crispus and Gaius,
2 Timothy 4:20
Erastus remained at Corinth, but Trophimus I left sick at Miletus.
3 John 1:1-6
The elder to the beloved Gaius, whom I love in truth.
Acts 19:29
The city was filled with the confusion, and they rushed with one accord into the theater, dragging along Gaius and Aristarchus, Paul's traveling companions from Macedonia.
Acts 20:4
He was accompanied by Sopater of Berea, the son of Pyrrhus, and by Aristarchus and Secundus of the Thessalonians, and Gaius of Derbe, and Timothy, and Tychicus and Trophimus of Asia.