Related Clues:

• Parental plea
• 'No nasty comments!'
• 'Play fair!'
• 'Don't fight'
• 'Please refrain from personal attacks'
• Mom's admonition
• ''No fighting, please''
• "No fighting!"
• Behave kindly
• "No arguing!"
• 'There's no need for sarcasm'
• 'Quit your squabbling'
• "No fighting, kids!"
• 'Don't fight!'
• "No bickering!"