CHAPTER XII. How a sorrowful knight came before Arthur, and how Balin fetched him, and how that knight was slain by a knight invisible.WITHIN a day or two King Arthur was somewhat sick, and he let pitch his pavilion in a meadow, and there he laid him down on a pallet to sleep, but he might have no rest. Right so he heard a great noise of an horse, and therewith the king looked out at the porch of the pavilion, and saw a knight coming even by him, making great dole. Abide, fair sir, said Arthur, and tell me wherefore thou makest this sorrow. Ye may little amend me, said the knight, and so passed forth to the castle of Meliot . Anon after there came Balin, and when he saw King Arthur he alighted off his horse, and came to the King on foot, and saluted him. By my head, said Arthur, ye be welc

