KJV: And the angel answering said unto him, I am Gabriel, that stand in the presence of God; and am sent to speak unto thee, and to shew thee these glad tidings.
NASB: The angel answered and said to him, "I am Gabriel, who stands in the presence of God, and I have been sent to speak to you and to bring you this good news.
KJV: And, behold, thou shalt be dumb, and not able to speak, until the day that these things shall be performed, because thou believest not my words, which shall be fulfilled in their season.
NASB: "And behold, you shall be silent and unable to speak until the day when these things take place, because you did not believe my words, which will be fulfilled in their proper time."