James 3:8

But the tongue can no man tame: it is an unruly evil, full of deadly poison.

Romans 3:13

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

James 3:6

And the tongue is a fire, a world of iniquity: it is the tongue among the members which defileth the whole body and setteth on fire the course of nature, and is set on fire of hell.

Revelation 12:9

And the great dragon was cast out, the antient serpent, who is called the devil and satan, who deceiveth the whole world: he was cast out unto the earth, and his angels were cast out with him.

Treasury of Scripture Knowledge

Summary

But the tongue can no man tame; it is an unruly evil, full of deadly poison.

An unruly

General references

Bible References

An unruly

James 3:6
And the tongue is a fire, a world of iniquity: it is the tongue among the members which defileth the whole body and setteth on fire the course of nature, and is set on fire of hell.

Full

Romans 3:13
Their throat is an open sepulchre; with their tongues have they used deceit; the poison of asps is under their lips.
Revelation 12:9
And the great dragon was cast out, the antient serpent, who is called the devil and satan, who deceiveth the whole world: he was cast out unto the earth, and his angels were cast out with him.

General references

Matthew 15:18
But those things which proceed out of the mouth, come out of the heart, and they defile the man.