I do not believe there was such warning. Lady Macbeth and Macbeth were husband and wife- they were partners. No warning would be needed.
The day care lady's husband is in front of the house.
no.
no
The lady who wrote a book about killing her husband is author and convicted murderer, Nancy Brophy.
she warns her husband to disguise his fear and deceit
hi birkbeck
Earl of Mercia.
yes
Her first, and only, husband was Guilford Dudley.
she warns her husband to disguise his fear and deceit
The messenger tells Lady Macduff that trouble is coming. To get her son and flee.