Romans 2:29

But he is a Jew which is hid within, and the circumcision of the heart is the true circumcision, which is in the spirit, and not in the letter: whose praise is not of men but of God.

1 Peter 3:4

but let the hid man of the heart be uncorrupt, with a meek and a quiet spirit, which spirit is, before God, a thing much set by.

Philippians 3:3

For we are circumcision which worship God in the spirit, and rejoice in Christ Jesus, and have no confidence in the flesh:

Deuteronomy 30:6

And the LORD thy God will circumcise thine heart and the heart of thy seed for to love the LORD thy God with all thine heart and all thy soul, that thou mayest live.

2 Corinthians 10:18

For he that praiseth himself, is not allowed: but he whom the Lord praiseth.

John 5:44

How can ye believe, which receive honour one of another, and seek not the honour that cometh of God only?

Romans 7:6

But now are we delivered from the law, and dead from that whereunto we were in bondage: that we should serve in a new conversation of the spirit, and not in the old conversation of the letter.

1 Corinthians 4:5

Therefore judge nothing before the time, until the Lord come, which will lighten things that are hid in darkness: and open the counsels of the hearts. And then shall every man have praise of God.

1 Thessalonians 2:4

but as we were allowed of God, that the gospel should be committed unto us: even so we speak, not as though we intended to please men, but God, which trieth our hearts.

Deuteronomy 10:16

Circumcise, therefore, the foreskin of your hearts, and be no longer stiff-necked.

Jeremiah 4:4

Be circumcised in the LORD, and cut away the foreskins of your heart, all ye of Judah, and all the indwellers of Jerusalem: that my indignation break not out like fire, and kindle so that no man may quench it, because of the wickedness of your imaginations."

John 12:43

For they loved the praise that is given of men, more than the praise that cometh of God.

Romans 2:27

And shall not uncircumcision which is by nature, if it keep the law, judge thee, which being under the letter and circumcision, dost transgress the law?

2 Corinthians 3:6

which hath made us able to minister the new testament, not of the letter, but of the spirit. For the letter killeth, but the spirit giveth life.

Colossians 2:11-12

In whom also ye are circumcised with circumcision made without hands, by putting off the sinful body of the flesh, through the circumcision that is in Christ,

1 Samuel 16:7

But the LORD said unto Samuel, "Look not on his fashion nor on the height of his stature, for I have refused him. Because it is not as man seeth. For man looketh on the outward appearance: but the LORD beholdeth the heart."

1 Chronicles 29:17

I know my God, that thou provest the heart and hast pleasure in plainness. And in plainness of mine heart I have willingly given all this. And now I see thy people, which are here in gladness to offer willingly to thee.

Psalm 45:13

The king's daughter is all glorious within, her clothing is of wrought gold.

Jeremiah 4:14

O Jerusalem, wash thine heart from wickedness, that thou mayest be helped. How long shall thy noisesome thoughts remain with thee?

Matthew 23:25-28

Woe be to you scribes and Pharisees, hypocrites, for ye which make clean the outer side of the cup, and of the platter: but within they are full of bribery and excess.

Luke 11:39

And the Lord said to him, "Now do ye, O Pharisees, make clean the outside of the cup, and of the platter: but your inward parts are full of ravening and wickedness.

Luke 17:21

Neither shall men say, 'Lo here, lo there.' For behold, the kingdom of God is within you."

John 3:5-8

Jesus answered, "Verily, verily I say unto thee: Except that a man be born of water, and of the spirit, he cannot enter into the kingdom of God.

John 4:23

But the hour cometh, and now is, when the true worshippers shall worship the father in spirit, and in truth. For verily, such the father requireth to worship him.

Romans 14:17

For the kingdom of God is not meat and drink, but righteousness, peace and joy, in the holy ghost.

Treasury of Scripture Knowledge

Summary

But he is a Jew, which is one inwardly; and circumcision is that of the heart, in the spirit, and not in the letter; whose praise is not of men, but of God.

Bible References

Spirit

Romans 2:27
And shall not uncircumcision which is by nature, if it keep the law, judge thee, which being under the letter and circumcision, dost transgress the law?
Romans 7:6
But now are we delivered from the law, and dead from that whereunto we were in bondage: that we should serve in a new conversation of the spirit, and not in the old conversation of the letter.
Romans 14:17
For the kingdom of God is not meat and drink, but righteousness, peace and joy, in the holy ghost.
John 3:5
Jesus answered, "Verily, verily I say unto thee: Except that a man be born of water, and of the spirit, he cannot enter into the kingdom of God.
2 Corinthians 3:6
which hath made us able to minister the new testament, not of the letter, but of the spirit. For the letter killeth, but the spirit giveth life.
Philippians 3:3
For we are circumcision which worship God in the spirit, and rejoice in Christ Jesus, and have no confidence in the flesh:

Whose

John 5:44
How can ye believe, which receive honour one of another, and seek not the honour that cometh of God only?
John 12:43
For they loved the praise that is given of men, more than the praise that cometh of God.
1 Corinthians 4:5
Therefore judge nothing before the time, until the Lord come, which will lighten things that are hid in darkness: and open the counsels of the hearts. And then shall every man have praise of God.
2 Corinthians 10:18
For he that praiseth himself, is not allowed: but he whom the Lord praiseth.
1 Thessalonians 2:4
but as we were allowed of God, that the gospel should be committed unto us: even so we speak, not as though we intended to please men, but God, which trieth our hearts.
1 Peter 3:4
but let the hid man of the heart be uncorrupt, with a meek and a quiet spirit, which spirit is, before God, a thing much set by.