Good News Translation
Don't be quick to speak or lazy and negligent in your work.

New Revised Standard Version
Do not be reckless in your speech, or sluggish and remiss in your deeds.

Contemporary English Version
Don't be arrogant in what you say, or slow and weak in what you do.

New American Bible
Do not be haughty in your speech, or lazy and slack in your deeds.

Douay-Rheims Bible
For by the tongue wisdom is discerned: and understanding, and knowledge, and learning by the word of the wise, and steadfastness in the works of justice.

For by the tongue wisdom is discerned: and understanding, and knowledge, and learning by the word of the wise, and steadfastness in the works of justice.

Sirach 4:27
Reverence not thy neighbour in his fall:

Sirach 4:28
And refrain not to speak in the time of salvation. Hide not thy wisdom in her beauty.

Sirach 4:30
In nowise speak against the truth, but be ashamed of the lie of thy ignorance.

Sirach 4:31
Be not ashamed to confess thy sins, but submit not thyself to every man for sin.