From a compound of the base of G4756 and G3004 (in its original sense); to gather (or select) as a {warrior} that {is} enlist in the army: - choose to be a soldier.
From the base of G4756 and the same as G3977; a camping {ground} that {is} (by implication) a body of troops: - army.
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Matrix
Act 28:16And when we came to Rome, the centurion delivered the prisoners to the captain of the guardG4759: but Paul was suffered to dwell by himself with a soldier that kept him.