How does Sancho know which locker is William's?

In the novel "Don Quixote," by Miguel de Cervantes, Sancho Panza knows which locker is William's by using a key that was found in the clothing left behind by Cervantes. The key opens William's locker, revealing his true identity.

The Key to William's Locker

Sancho Panza discovers a key in the clothing that was left behind by Cervantes. The key is found hidden in a pocket and Sancho immediately recognizes its significance. He remembers William mentioning that his key is unique and distinct from the others, which helps him identify the locker belonging to William.

Revealing William's Identity

Once Sancho opens the locker using the key, he finds documents and personal belongings that confirm William's true identity. Among the items found are letters and a family crest that match those described by William earlier in the novel.

Implications of the Discovery

Sancho's discovery of William's locker and identity has significant implications for the story. It reveals the true motives of William and sheds light on his mysterious background. The revelation also deepens the relationship between Sancho and William, leading to further plot developments in the novel.