Kindle the Christmas brand, and then
Till sunset let it burn;
Which quench'd, then lay it up again,
Till Christmas next return.

Part must be kept, wherewith to teend
The Christmas log next year;
And where 'tis safely kept, the fiend
Can do no mischief there.

Robert Herrick

http://www.poemhunter.com/poem/the-ceremonies-for-candlemas-day/