Romans 16:21

Constitutions of the Holy Apostles Book VI

rough the whole world, and have left to you the bishops and to the rest of the priests this very Catholic doctrine worthily and righteously, as a memorial or confirmation to those who have believed in God; and we have sent it by our fellow-minister Clement, our most faithful and intimate son in the Lord, together with Barnabas, and Timothy our most dearly beloved son, and the genuine Mark, together with whom we recommend to you also Titus and Luke, and Jason and Lucius, and Sosipater.[100]

The Acts of Barnabas

And when it came to pass that they finished teaching in Antioch, on the first of the week they took counsel together to set out for the places of the East, and after that to go into Cyprus, and oversee all the churches in which they had spoken the word of God. And Barnabas entreated Paul to go first to Cyprus, and oversee his own in his village; and Lucius[3]