The Magi received the Word of God in Jerusalem, and the illumination of the star (the work of the Holy Spirit) led them to Christ.
John was a man sent from God as a purposeful gift. He was filled with the Holy Spirit from his birth.
Jesus inaugurated a new kingdom which would convulse all of history. We are empowered with strength for tomorrow, knowing that the government is upon His shoulders.
The meaning of Christmas is that all peoples have been offered the grace of God in Christ. That grace invites us to humble ourselves before God's self-revelation in Christ and enter into familial fellowship with God.
In the incarnation we see the full meaning of God's purpose to make covenant with a renewed humanity.