Jude 1:4

for there did come in unobserved certain men, long ago having been written beforehand to this judgment, impious, the grace of our God perverting to lasciviousness, and our only Master, God, and Lord -- Jesus Christ -- denying,

Galatians 2:4

and that because of the false brethren brought in unawares, who did come in privily to spy out our liberty that we have in Christ Jesus, that us they might bring under bondage,

1 Peter 2:8

and a stone of stumbling and a rock of offence -- who are stumbling at the word, being unbelieving, -- to which also they were set;

1 John 2:22

Who is the liar, except he who is denying that Jesus is the Christ? this one is the antichrist who is denying the Father and the Son;

2 Timothy 3:6

for of these there are those coming into the houses and leading captive the silly women, laden with sins, led away with desires manifold,

2 Samuel 22:5

When the breakers of death compassed me, The streams of the worthless terrify me,

Psalm 1:1

O the happiness of that one, who Hath not walked in the counsel of the wicked. And in the way of sinners hath not stood, And in the seat of scorners hath not sat;

Psalm 62:2

Only -- He is my rock, and my salvation, My tower, I am not much moved.

Matthew 13:25

and, while men are sleeping, his enemy came and sowed darnel in the midst of the wheat, and went away,

John 17:3

and this is the life age-during, that they may know Thee, the only true God, and him whom Thou didst send -- Jesus Christ;

Acts 11:23

who, having come, and having seen the grace of God, was glad, and was exhorting all with purpose of heart to cleave to the Lord,

Acts 15:24

seeing we have heard that certain having gone forth from us did trouble you with words, subverting your souls, saying to be circumcised and to keep the law, to whom we did give no charge,

Romans 6:1-2

What, then, shall we say? shall we continue in the sin that the grace may abound?

Romans 9:21-22

hath not the potter authority over the clay, out of the same lump to make the one vessel to honour, and the one to dishonour?

Galatians 5:13

For ye -- to freedom ye were called, brethren, only not the freedom for an occasion to the flesh, but through the love serve ye one another,

Ephesians 4:14

that we may no more be babes, tossed and borne about by every wind of the teaching, in the sleight of men, in craftiness, unto the artifice of leading astray,

1 Timothy 6:15-16

which in His own times He shall shew -- the blessed and only potentate, the King of the kings and Lord of the lords,

Titus 1:15-16

all things, indeed, are pure to the pure, and to the defiled and unstedfast is nothing pure, but of them defiled are even the mind and the conscience;

Titus 2:11-12

For the saving grace of God was manifested to all men,

Hebrews 12:15-16

looking diligently over lest any one be failing of the grace of God, lest any root of bitterness springing up may give trouble, and through this many may be defiled;

1 Peter 2:16

as free, and not having the freedom as the cloak of the evil, but as servants of God;

1 Peter 4:18

And if the righteous man is scarcely saved, the ungodly and sinner -- where shall he appear?

2 Peter 2:1-3

And there did come also false prophets among the people, as also among you there shall be false teachers, who shall bring in besides destructive sects, and the Master who bought them denying, bringing to themselves quick destruction,

2 Peter 2:5-6

and the old world did not spare, but the eighth person, Noah, of righteousness a preacher, did keep, a flood on the world of the impious having brought,

2 Peter 2:10

and chiefly those going behind the flesh in desire of uncleanness, and lordship despising; presumptuous, self-complacent, dignities they are not afraid to speak evil of,

2 Peter 2:18-22

for overswellings of vanity speaking, they do entice in desires of the flesh -- lasciviousnesses, those who had truly escaped from those conducting themselves in error,

2 Peter 3:7

and the present heavens and the earth, by the same word are treasured, for fire being kept to a day of judgment and destruction of the impious men.

Jude 1:15

to do judgment against all, and to convict all their impious ones, concerning all their works of impiety that they did impiously, and concerning all the stiff things that speak against Him did impious sinners.'

Revelation 15:4

who may not fear Thee, O Lord, and glorify Thy name? because Thou alone art kind, because all the nations shall come and bow before Thee, because Thy righteous acts were manifested.'

Treasury of Scripture Knowledge

Summary

For there are certain men crept in unawares, who were before of old ordained to this condemnation, ungodly men, turning the grace of our God into lasciviousness, and denying the only Lord God, and our Lord Jesus Christ.

Bible References

Crept

Matthew 13:25
and, while men are sleeping, his enemy came and sowed darnel in the midst of the wheat, and went away,
Acts 15:24
seeing we have heard that certain having gone forth from us did trouble you with words, subverting your souls, saying to be circumcised and to keep the law, to whom we did give no charge,
Galatians 2:4
and that because of the false brethren brought in unawares, who did come in privily to spy out our liberty that we have in Christ Jesus, that us they might bring under bondage,
Ephesians 4:14
that we may no more be babes, tossed and borne about by every wind of the teaching, in the sleight of men, in craftiness, unto the artifice of leading astray,
2 Timothy 3:6
for of these there are those coming into the houses and leading captive the silly women, laden with sins, led away with desires manifold,
2 Peter 2:1
And there did come also false prophets among the people, as also among you there shall be false teachers, who shall bring in besides destructive sects, and the Master who bought them denying, bringing to themselves quick destruction,

Who

Romans 9:21
hath not the potter authority over the clay, out of the same lump to make the one vessel to honour, and the one to dishonour?
1 Peter 2:8
and a stone of stumbling and a rock of offence -- who are stumbling at the word, being unbelieving, -- to which also they were set;
2 Peter 2:3
and in covetousness, with moulded words, of you they shall make merchandise, whose judgment of old is not idle, and their destruction doth not slumber.

Turning

Romans 6:1
What, then, shall we say? shall we continue in the sin that the grace may abound?
Galatians 5:13
For ye -- to freedom ye were called, brethren, only not the freedom for an occasion to the flesh, but through the love serve ye one another,
Titus 2:11
For the saving grace of God was manifested to all men,
Hebrews 12:15
looking diligently over lest any one be failing of the grace of God, lest any root of bitterness springing up may give trouble, and through this many may be defiled;
1 Peter 2:16
as free, and not having the freedom as the cloak of the evil, but as servants of God;
2 Peter 2:10
and chiefly those going behind the flesh in desire of uncleanness, and lordship despising; presumptuous, self-complacent, dignities they are not afraid to speak evil of,

Denying

Titus 1:15
all things, indeed, are pure to the pure, and to the defiled and unstedfast is nothing pure, but of them defiled are even the mind and the conscience;
2 Peter 2:1
And there did come also false prophets among the people, as also among you there shall be false teachers, who shall bring in besides destructive sects, and the Master who bought them denying, bringing to themselves quick destruction,
1 John 2:22
Who is the liar, except he who is denying that Jesus is the Christ? this one is the antichrist who is denying the Father and the Son;

General references

Leviticus 15:8
'And when he who hath the issue spitteth on him who is clean, then he hath washed his garments, and hath bathed with water, and been unclean till the evening.
Matthew 24:11
'And many false prophets shall arise, and shall lead many astray;
1 Timothy 5:15
for already certain did turn aside after the Adversary.
James 2:19
thou -- thou dost believe that God is one; thou dost well, and the demons believe, and they shudder!