'Soldier' in the Bible

Then the soldiers, when they had crucified Jesus, took His outer garments and made four parts, a part to every soldier and also the tunic; now the tunic was seamless, woven in one piece.

When the angel who was speaking to him had left, he summoned two of his servants and a devout soldier of those who were his personal attendants,

When we entered Rome, Paul was allowed to stay by himself, with the soldier who was guarding him.

Who at any time serves as a soldier at his own expense? Who plants a vineyard and does not eat the fruit of it? Or who tends a flock and does not use the milk of the flock?

Suffer hardship with me, as a good soldier of Christ Jesus.

No soldier in active service entangles himself in the affairs of everyday life, so that he may please the one who enlisted him as a soldier.