From “Marmion,” Canto VI.

NOT far advanced was morning day,
When Marmion did his troops array
  To Surrey’s camp to ride;
He had safe-conduct for his band,
Beneath the royal seal and hand,
  And Douglas gave a guide:
The ancient Earl, with...

   [This ballad exists in Denmark, and in other European countries. The Scotch point out Blackhouse, on the wild Douglas Burn, a tributary of the Yarrow, as the scene of the tragedy.]

“RISE up, rise up, now, Lord Douglas,” she says,
  “And put on your armor so bright;
Let...