Just as we have Holy Week that leads up to the great feast of the Resurrection, so in Advent we have what some have referred to as the golden nights, which creates an octave leading up to the feast of the Incarnation of our Lord.
During these days, which begin on December 17, the Magnificat antiphon at Vespers recalls titles given to Christ in the Book of of the Prophet Isaiah. Those titles are:
Over the next days we will reflect on these titles of Christ to further ready our hearts for Christmas. If you would like to do some extra research on these antiphons on your own, simply google "O Antiphons" or a website that we discovered that offers a lot of detail is http://fisheaters.com/customsadvent10.html.