Thayer's Greek Lexicon

 1. to bring good news, to announce glad tidings
  1) used in the OT of any kind of good news
1a1. of the joyful tidings of God's kindness, in particular,
of the Messianic blessings
  2) in the NT used especially of the glad tidings of the coming
kingdom of God, and of the salvation to be obtained in it
through Christ, and of what relates to this salvation
  3) glad tidings are brought to one, one has glad tidings
proclaimed to him
  4) to proclaim glad tidings
1d1. instruct (men) concerning the things that pertain to
Christian salvation