Queen says 'darkness has not overcome the light' as she looks back at year of ISIS atrocities and tells terror group they will never win 

• Queen spoke about light triumphing over dark in Christmas message
• Told nation the world has had to confront moments of darkness this year
• But, quoting the Bible, she read a verse of hope from the Gospel of John
• Her Majesty also gave thanks to family and renewed armed forces gratitude
• WATCH the full nine-minute long speech in our video box below