Red Fairy Book

So he did what the Princess had told him. He walked straight in between the lions just as if he did not see them, and then into the small chamber, and lay down on the bed.

The first night a Troll came with three heads and three rods, and beat the lad most unmercifully; but he held out until the Troll was done with him, and then he took the flask and rubbed himself.
Having done this, he grasped the sword and smote the Troll dead.