Luke 1:12 Meaning

10And the whole multitude of the people were praying without at the time of incense.

11And there appeared unto him an angel of the Lord standing on the right side of the altar of incense.

12And when Zacharias saw him, he was troubled, and fear fell upon him.

13But the angel said unto him, Fear not, Zacharias: for thy prayer is heard; and thy wife Elisabeth shall bear thee a son, and thou shalt call his name John.

14And thou shalt have joy and gladness; and many shall rejoice at his birth.