KJV: And when Saul was come to Jerusalem, he assayed to join himself to the disciples: but they were all afraid of him, and believed not that he was a disciple.
NASB: When he came to Jerusalem, he was trying to associate with the disciples; but they were all afraid of him, not believing that he was a disciple.
KJV: Forasmuch then as God gave them the like gift as he did unto us, who believed on the Lord Jesus Christ; what was I, that I could withstand God?
NASB: "Therefore if God gave to them the same gift as He gave to us also after believing in the Lord Jesus Christ, who was I that I could stand in God's way?"
KJV: Behold, ye despisers, and wonder, and perish: for I work a work in your days, a work which ye shall in no wise believe, though a man declare it unto you.
NASB: 'BEHOLD, YOU SCOFFERS, AND MARVEL, AND PERISH; FOR I AM ACCOMPLISHING A WORK IN YOUR DAYS, A WORK WHICH YOU WILL NEVER BELIEVE, THOUGH SOMEONE SHOULD DESCRIBE IT TO YOU.'"
KJV: And when the Gentiles heard this, they were glad, and glorified the word of the Lord: and as many as were ordained to eternal life believed.
NASB: When the Gentiles heard this, they began rejoicing and glorifying the word of the Lord; and as many as had been appointed to eternal life believed.
KJV: And it came to pass in Iconium, that they went both together into the synagogue of the Jews, and so spake, that a great multitude both of the Jews and also of the Greeks believed.
NASB: In Iconium they entered the synagogue of the Jews together, and spoke in such a manner that a large number of people believed, both of Jews and of Greeks.