KJV:
Long time therefore abode they speaking boldly in the Lord, which gave testimony unto the word of his grace, and granted signs and wonders to be done by their hands.
NASB:
Therefore they spent a long time there speaking boldly with reliance upon the Lord, who was testifying to the word of His grace, granting that signs and wonders be done by their hands.
KJV:
Then all the multitude kept silence, and gave audience to Barnabas and Paul, declaring what miracles and wonders God had wrought among the Gentiles by them.
NASB:
All the people kept silent, and they were listening to Barnabas and Paul as they were relating what signs and wonders God had done through them among the Gentiles.
KJV:
Through mighty signs and wonders, by the power of the Spirit of God; so that from Jerusalem, and round about unto Illyricum, I have fully preached the gospel of Christ.
NASB:
in the power of signs and wonders, in the power of the Spirit; so that from Jerusalem and round about as far as Illyricum I have fully preached the gospel of Christ.
KJV:
Truly the signs of an apostle were wrought among you in all patience, in signs, and wonders, and mighty deeds.
NASB:
The signs of a true apostle were performed among you with all perseverance, by signs and wonders and miracles.