Revelation 22:15

Without are the dogs, and the sorcerers, and the fornicators, and the murderers, and the idolaters, and every one who loves and invents a lie.)

2 Peter 2:18-20

for, speaking great swelling words of falsehood, they allure by the lusts of the flesh, even by lasciviousness, those who have actually fled away from them who are living in error.

Jude 1:4

For certain men have come in privily, who long ago were before written to this very condemnation; ungodly men, perverting the favor of our God to lasciviousness, and denying the only sovereign Lord, even our Lord Jesus Christ.

2 Peter 2:22

But the saying of the true proverb has happened to them: "The dog is returned to his own vomit; and the washed hog, to its wallowing in the mire."

Jude 1:10-13

but these, indeed, revile those things which they do not know; but what things they do know, naturally, as animals void of reason, by these things they destroy themselves.

Revelation 2:9

I know your works, and tribulation, and poverty, (but you are rich,) and I know the slander of those who say they are Jews, and are not; but are the assembly of Satan.

Revelation 3:9

Behold, I will give of those-who are of the assembly of Satan; who say they are Jews, and are not, but do lie; behold-I will make them to come and worship before your feet; and they shall know that I have loved you.

Revelation 21:8

But, as for the cowards, and unbelieving, and the abominable, and murderers, and prostitutes, and sorcerers, and idolaters, and all liars-their part shall be in the lake which burns with fire and brimstone, which is the second death.

Treasury of Scripture Knowledge

Summary

Beware of dogs, beware of evil workers, beware of the concision.

Bible References

Of dogs

2 Peter 2:22
But the saying of the true proverb has happened to them: "The dog is returned to his own vomit; and the washed hog, to its wallowing in the mire."
Revelation 22:15
Without are the dogs, and the sorcerers, and the fornicators, and the murderers, and the idolaters, and every one who loves and invents a lie.)

Evil

2 Peter 2:18
for, speaking great swelling words of falsehood, they allure by the lusts of the flesh, even by lasciviousness, those who have actually fled away from them who are living in error.
Jude 1:4
For certain men have come in privily, who long ago were before written to this very condemnation; ungodly men, perverting the favor of our God to lasciviousness, and denying the only sovereign Lord, even our Lord Jesus Christ.
Revelation 21:8
But, as for the cowards, and unbelieving, and the abominable, and murderers, and prostitutes, and sorcerers, and idolaters, and all liars-their part shall be in the lake which burns with fire and brimstone, which is the second death.

The

Revelation 2:9
I know your works, and tribulation, and poverty, (but you are rich,) and I know the slander of those who say they are Jews, and are not; but are the assembly of Satan.
Revelation 3:9
Behold, I will give of those-who are of the assembly of Satan; who say they are Jews, and are not, but do lie; behold-I will make them to come and worship before your feet; and they shall know that I have loved you.