Be not deceived: Evil companionships corrupt good morals.
Be not deceived: evil communications corrupt good manners.
Do not be so deceived and misled! Evil companionships (communion, associations) corrupt and deprave good manners and morals and character.
Don’t be deceived, bad company corrupts good character.
Do not be led astray. Evil communication corrupts good morals.
Be not seduced: Evil communications corrupt good manners.