Galatians 5:4

If you are being justified by law, you are cut off from Christ; you are fallen away from grace.

Hebrews 12:15

Look carefully that there be no one who falls back from the grace of God; that no root of bitterness springs up to trouble you, and by its means many become defiled.

Romans 9:31-32

But that the descendants of Israel, who were in pursuit of a law of righteousness, did not arrive at that law?

Galatians 2:21

I do not annul the grace of God; for if righteousness comes by way of the Law, then indeed Christ died Christ for nothing.

Galatians 5:2

Listen to me! I, Paul, declare to you that if you are to continue to follow the rite of circumcision, Christ will be no profit to you.

Romans 3:20

For no man will be justified in God's sight by works of the Law; for through the Law comes the consciousness of sin.

Romans 4:4-5

Now if a man earn his pay by his work, it is not counted to him as a favor, but it is paid him as a debt;

Romans 10:3-5

For because they were ignorant of God's righteousness, and sought to establish their own righteousness, they did not submit themselves to the righteousness of God.

Romans 11:6

But if it is by grace, it is no longer of works; or else grace is no more grace.

Galatians 1:6-9

I am amazed that you are so soon shifting your ground, and deserting him who called you by the grace of Christ,

Hebrews 6:4-6

For in the case of those who have been once for all enlightened and have tasted of the heavenly gift,

Hebrews 10:38-39

But it is by faith that my Righteous One will live, And if he draws back, my soul takes no pleasure in him.

2 Peter 2:20-22

For if, after having escaped the pollutions of the world, through the knowledge of our Lord and Saviour Jesus Christ, men are again entangled in them and overpowered, their last state is become worse than their first.

2 Peter 3:17-18

Do you therefore, beloved, because you know these things beforehand, be on your guard lest you be led astray by the error of the wicked, and so fall from your own stedfastness.

Revelation 2:5

Remember whence you have fallen, and turn again, and do your first works. Otherwise I am coming to you and will remove your candlestick out of its place, unless you repent.

Treasury of Scripture Knowledge

Summary

Christ is become of no effect unto you, whosoever of you are justified by the law; ye are fallen from grace.

Bible References

Is

Galatians 5:2
Listen to me! I, Paul, declare to you that if you are to continue to follow the rite of circumcision, Christ will be no profit to you.
Galatians 2:21
I do not annul the grace of God; for if righteousness comes by way of the Law, then indeed Christ died Christ for nothing.
Romans 9:31
But that the descendants of Israel, who were in pursuit of a law of righteousness, did not arrive at that law?
Romans 10:3
For because they were ignorant of God's righteousness, and sought to establish their own righteousness, they did not submit themselves to the righteousness of God.

Ye

Galatians 1:6
I am amazed that you are so soon shifting your ground, and deserting him who called you by the grace of Christ,
Romans 11:6
But if it is by grace, it is no longer of works; or else grace is no more grace.
Hebrews 6:4
For in the case of those who have been once for all enlightened and have tasted of the heavenly gift,
Hebrews 10:38
But it is by faith that my Righteous One will live, And if he draws back, my soul takes no pleasure in him.
Hebrews 12:15
Look carefully that there be no one who falls back from the grace of God; that no root of bitterness springs up to trouble you, and by its means many become defiled.
2 Peter 2:20
For if, after having escaped the pollutions of the world, through the knowledge of our Lord and Saviour Jesus Christ, men are again entangled in them and overpowered, their last state is become worse than their first.
2 Peter 3:17
Do you therefore, beloved, because you know these things beforehand, be on your guard lest you be led astray by the error of the wicked, and so fall from your own stedfastness.
Revelation 2:5
Remember whence you have fallen, and turn again, and do your first works. Otherwise I am coming to you and will remove your candlestick out of its place, unless you repent.

General references

Luke 5:38
"But new wine must be put into fresh wine-skins
Galatians 2:3
But although Titus, my companion, was a Greek, they did not compel even him to be circumcised.
Philippians 3:7
But what was once gain to me, that I have counted loss for Christ.