The Anglo-Saxon Metrical Charms
Metrical Charm 3: Against a Dwarf
Against a dwarf one should take seven little wafers, like those used in Holy Communion, and write these names on each one: Maximianus, Malchus, Iohannes, Martimianus, Dionisius, Constantinus, Serafion. Then sing the charm that is written below, first in the left ear, then in the right ear, then above the man's head. Then a maiden should go to him and hang it on his neck and let him do so for three days; he will soon improve.
came stalking in here
With his coat in his hand, saying you were his horse,
He laid his fetters on your neck. He started sailing from the land;
As soon as he came way from land, his limbs started cooling.
dwarf's sister came stalking in.
Then she ended it and swore oaths
That this must never hurt the sick,
Nor he who could gain this charm,
Nor he who could chant this charm.