New International Version
Not a word from their mouth can be trusted; their heart is filled with malice. Their throat is an open grave; with their tongues they tell lies.

American Standard Version
For there is no faithfulness in their mouth; Their inward part is very wickedness; Their throat is an open sepulchre; They flatter with their tongue.

Berean Study Bible
For not a word they speak can be trusted; destruction lies within them. Their throats are open graves; their tongues practice deceit.

Douay-Rheims Bible
for there is no truth in their mouth; their heart is vain.

English Revised Version
For there is no faithfulness in their mouth; their inward part is very wickedness: their throat is an open sepulchre; they flatter with their tongue.

King James Bible
For there is no faithfulness in their mouth; their inward part is very wickedness; their throat is an open sepulchre; they flatter with their tongue.

World English Bible
For there is no faithfulness in their mouth. Their heart is destruction. Their throat is an open tomb. They flatter with their tongue.

Young's Literal Translation
For there is no stability in their mouth. Their heart is mischiefs, An open grave is their throat, Their tongue they make smooth.

Psalm 5:9 Additional Translations ...