'Fellow worker' in the Bible

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

Timotheus my fellow-worker salutes you; so do my fellow countrymen Lucius, Jason, and Sosipater.

As for Epaphroditus, however, my brother, my fellow-worker, my fellow-soldier, and your messenger to meet my wants, I think it necessary to send you him at once,

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