'Fellow worker' in the Bible

Salute Urbanus our fellow-worker in Christ, and Stachys my beloved.

Timothy my fellow-worker saluteth you; and Lucius and Jason and Sosipater, my kinsmen.

whether -- about Titus -- my partner and towards you fellow-worker, whether -- our brethren, apostles of assemblies -- glory of Christ;

But I counted it necessary to send to you Epaphroditus, my brother and fellow-worker and fellow-soldier, and your messenger and minister to my need;

Paul, a prisoner of Christ Jesus, and Timotheus the brother, to Philemon our beloved and fellow-worker,