what the bible says about communication.

Information can be found on this site below
https://www.openbible.info/topics/communication

James 1:19 ESV
Know this, my beloved brothers: let every person be quick to hear, slow to speak, slow to anger;

Ephesians 4:29 ESV
Let no corrupting talk come out of your mouths, but only such as is good for building up, as fits the occasion, that it may give grace to those who hear.