Long time therefore abode they. — This can hardly be understood as involving a stay of less than several months, during which, Paul and Barnabas, as before, were working for their livelihood.
Speaking boldly. — The “boldness” consisted, as the context shows, in a full declaration of the gospel of the grace of God as contrasted with the narrowing Judaism with which the Greek proselytes had previously been familiar.
Granted signs and wonders to be done by their hands. — It will be noted that here also, as so often elsewhere, the miracles that were wrought came as the confirmation of faith, not as its foundation.