Good News Translation
Watch out for such people and their evil plans; they will ruin you permanently.

New Revised Standard Version
Beware of scoundrels, for they devise evil, and they may ruin your reputation forever.

Contemporary English Version
Watch out for the schemes of those who do evil, or they may ruin your good name.

New American Bible
Beware of scoundrels, for they breed only evil, and they may give you a lasting stain.

Douay-Rheims Bible
For he lieth in wait and turneth good into evil, and on the elect he will lay a blot.

For he lieth in wait and turneth good into evil, and on the elect he will lay a blot.

Sirach 11:31
Bring not every man into thy house: for many are the snares of the deceitful.

Sirach 11:32
For as corrupted bowels send forth stinking breath, and as the partridge is brought into the cage, and as the roe into the snare: so also is the heart of the proud, and as a spy that looketh on the fall of his neighbour.

Sirach 11:34
Of one spark cometh a great fire, and of one deceitful man much blood: and a sinful man lieth in wait for blood.

Sirach 11:35
Take heed to thyself of a mischievous man, for he worketh evils: lest he bring upon thee reproach for ever.