Romans 11:6

and if by grace, no more of works, otherwise the grace becometh no more grace; and if of works, it is no more grace, otherwise the work is no more work.

Deuteronomy 9:4-6

'Thou dost not speak in thy heart (in Jehovah thy God's driving them away from before thee), saying, For my righteousness hath Jehovah brought me in to possess this land, seeing for the wickedness of these nations is Jehovah dispossessing them from thy presence;

Romans 3:27-28

Where then is the boasting? it was excluded; by what law? of works? no, but by a law of faith:

Romans 4:4-5

and to him who is working, the reward is not reckoned of grace, but of debt;

Romans 5:20-21

And law came in, that the offence might abound, and where the sin did abound, the grace did overabound,

1 Corinthians 15:10

and by the grace of God I am what I am, and His grace that is towards me came not in vain, but more abundantly than they all did I labour, yet not I, but the grace of God that is with me;

Galatians 2:21

I do not make void the grace of God, for if righteousness be through law -- then Christ died in vain.

Galatians 5:4

ye were freed from the Christ, ye who in law are declared righteous; from the grace ye fell away;

Ephesians 2:4-9

and God, being rich in kindness, because of His great love with which He loved us,

2 Timothy 1:9

who did save us, and did call with an holy calling, not according to our works, but according to His own purpose and grace, that was given to us in Christ Jesus, before the times of the ages,

Titus 3:5

(not by works that are in righteousness that we did but according to His kindness,) He did save us, through a bathing of regeneration, and a renewing of the Holy Spirit,

Treasury of Scripture Knowledge

Summary

And if by grace, then is it no more of works: otherwise grace is no more grace. But if it be of works, then is it no more grace: otherwise work is no more work.

Bible References

And if

Romans 3:27
Where then is the boasting? it was excluded; by what law? of works? no, but by a law of faith:
Romans 4:4
and to him who is working, the reward is not reckoned of grace, but of debt;
Romans 5:20
And law came in, that the offence might abound, and where the sin did abound, the grace did overabound,
Deuteronomy 9:4
'Thou dost not speak in thy heart (in Jehovah thy God's driving them away from before thee), saying, For my righteousness hath Jehovah brought me in to possess this land, seeing for the wickedness of these nations is Jehovah dispossessing them from thy presence;
1 Corinthians 15:10
and by the grace of God I am what I am, and His grace that is towards me came not in vain, but more abundantly than they all did I labour, yet not I, but the grace of God that is with me;
Galatians 2:21
I do not make void the grace of God, for if righteousness be through law -- then Christ died in vain.
Galatians 5:4
ye were freed from the Christ, ye who in law are declared righteous; from the grace ye fell away;
Ephesians 2:4
and God, being rich in kindness, because of His great love with which He loved us,
2 Timothy 1:9
who did save us, and did call with an holy calling, not according to our works, but according to His own purpose and grace, that was given to us in Christ Jesus, before the times of the ages,
Titus 3:5
(not by works that are in righteousness that we did but according to His kindness,) He did save us, through a bathing of regeneration, and a renewing of the Holy Spirit,

General references

Genesis 6:8
And Noah found grace in the eyes of Jehovah.
Psalm 44:9
In anger Thou hast cast off and causest us to blush, And goest not forth with our hosts.
Isaiah 17:6
And left in him have been gleanings, As the compassing of an olive, Two -- three berries on the top of a branch, Four -- five on the fruitful boughs, The affirmation of Jehovah, God of Israel!
Isaiah 65:8
Thus said Jehovah: As the new wine is found in the cluster, And one hath said, 'Destroy it not for a blessing is in it,' So I do for My servants' sake, not to destroy the whole.
Lamentations 3:31
For the Lord doth not cast off to the age.
Ezekiel 6:8
And I have caused some to remain, In their being to you the escaped of the sword among nations, In your being scattered through lands.
Acts 28:24
and, some, indeed, were believing the things spoken, and some were not believing.
Romans 4:4
and to him who is working, the reward is not reckoned of grace, but of debt;
Ephesians 2:9
not of works, that no one may boast;