Proverbs 12:18

He who makes promises is also jabbed, as if with a sword, in conscience. But the tongue of the wise is reasonable

Other versions

King James Version

There is that speaketh like the piercings of a sword: but the tongue of the wise is health.

English Standard Version

There is one whose rash words are like sword thrusts, but the tongue of the wise brings healing.

New International Version

Reckless words pierce like a sword, but the tongue of the wise brings healing.