Acts 27:1,3
And when it was determined that we should sail into Italy, they delivered Paul and certain other prisoners to one named Julius, a centurion of Augustus' band.
Nave's Topical Index—AKJV

Acts 28:16,30,31
And when we came to Rome, the centurion delivered the prisoners to the captain of the guard: but Paul was suffered to dwell by himself with a soldier that kept him.
Nave's Topical Index—AKJV