New Living Translation
But they will be destroyed suddenly, broken in an instant beyond all hope of healing.

American Standard Version
Therefore shall his calamity come suddenly; On a sudden shall he be broken, and that without remedy.

Berean Study Bible
Therefore calamity will come upon him suddenly; in an instant he will be shattered beyond recovery.

Douay-Rheims Bible
To such a one his destruction shall presently come, and he shall suddenly be destroyed, and shall no longer have any remedy.

English Revised Version
Therefore shall his calamity come suddenly; on a sudden shall he be broken and that without remedy.

King James Bible
Therefore shall his calamity come suddenly; suddenly shall he be broken without remedy.

World English Bible
Therefore his calamity will come suddenly. He will be broken suddenly, and that without remedy.

Young's Literal Translation
Therefore suddenly cometh his calamity, Instantly he is broken -- and no healing.

Proverbs 6:15 Additional Translations ...