Ben Sira 5:11-13 (New Revised Standard w/ Apocrypha)
11
Be quick to hear, but deliberate in answering.
12
If you know what to say, answer your neighbor; but if not, put your hand over your mouth.
13
Honor and dishonor come from speaking, and the tongue of mortals may be their downfall.
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved. (New Revised Standard w/ Apocrypha)