Unkindness punished

Discourtesy answered in kind, by something that was watching: the elder sister who will not carry water for an old woman at the well, and speaks toads for the rest of her life.

• Toads and DiamondsThe Blue Fairy Book
• The Story of King FrostThe Yellow Fairy Book
• The WitchThe Yellow Fairy Book
• The SwineherdThe Yellow Fairy Book
• The Goat-faced GirlThe Grey Fairy Book
• The History of Dwarf Long NoseThe Violet Fairy Book