King James Bible
If thou hast done foolishly in lifting up thyself, or if thou hast thought evil, lay thine hand upon thy mouth.

New King James Version
If you have been foolish in exalting yourself, Or if you have devised evil, put your hand on your mouth.

American Standard Version
If thou hast done foolishly in lifting up thyself, Or if thou hast thought evil, Lay thy hand upon thy mouth.

Berean Study Bible
If you have foolishly exalted yourself or if you have plotted evil, put your hand over your mouth.

Douay-Rheims Bible
There is that hath appeared a fool after he was lifted up on high: for if he had understood, he would have laid his hand upon his mouth.

English Revised Version
If thou hast done foolishly in lifting up thyself, or if thou hast thought evil, lay thine hand upon thy mouth.

World English Bible
"If you have done foolishly in lifting up yourself, or if you have thought evil, put your hand over your mouth.

Young's Literal Translation
If thou hast been foolish in lifting up thyself, And if thou hast devised evil -- hand to mouth!

Proverbs 30:32 Additional Translations ...