Matthew 12:34

"Broods of vipers! how can ye speak good things, being yourselves evil? For, out of the abundance of the heart, the mouth speaks.

Romans 3:13-14

their throat is an open sepulchre; with their tongues they used deceit; the poison of asps is under their lips;

James 3:6-8

And the tongue is a fire, the world of iniquity! the tongue is placed among our members, as that which defiles the whole body, and sets on fire the course of life, and is set on fire by Hell.

Treasury of Scripture Knowledge

Summary

His mouth is full of cursing and deceit and fraud: under his tongue is mischief and vanity.

And deceit

General references

Bible References

Full

Romans 3:14
whose mouth is full of cursing and bitterness;

And deceit

Romans 3:13
their throat is an open sepulchre; with their tongues they used deceit; the poison of asps is under their lips;

General references

Romans 3:14
whose mouth is full of cursing and bitterness;