James 3:5-6

3:5 So too the tongue is a small part of the body, yet it has great pretensions. Think how small a flame sets a huge forest ablaze. 3:6 And the tongue is a fire! The tongue represents the world of wrongdoing among the parts of our bodies. It pollutes the entire body and sets fire to the course of human existence – and is set on fire by hell.

James 1:26

1:26 If someone thinks he is religious yet does not bridle his tongue, and so deceives his heart, his religion is futile.

Psalms 34:13

34:13 Then make sure you don’t speak evil words

or use deceptive speech!

Proverbs 13:3

13:3 The one who guards his words guards his life,

but whoever is talkative will come to ruin.

Proverbs 13:1

13:1 A wise son accepts his father’s discipline,

but a scoffer does not listen to rebuke.

Proverbs 3:10

3:10 then your barns will be filled completely,

and your vats will overflow with new wine.