page 53 of 960 of Sir Thomas Malory: Le Morte Darthur: The Definitive Original Text Edition

053:

Merlin explains how Balyn is actually an important ally. The first lady, Lady Lyle with the sword and scabbard, killed her own brother and is a false damesell. Live by the sword, die by the sword. By the way, Merlin’s name is Myrddin which sounds like the word “shit” which is why it’s changed.