John 3:6

Whatever is born of the physical is physical, and whatever is born of the Spirit is spiritual.

Romans 8:4-9

so that the requirement of the law might be fully met in us who do not live by the standard set by our lower nature, but by the standard set by the Spirit.

Galatians 5:16-21

I mean this: Practice living by the Spirit and then by no means will you gratify the cravings of your lower nature.

John 1:13

who were born of God and not of natural blood nor of physical or human impulse.

Romans 7:5

For when we were living in accordance with our lower nature, the sinful passions that were aroused by the law were operating in the parts of our bodies to make us bear fruit that leads to death.

Romans 7:18

For I know that nothing good has its home in me; that is, in my lower self; I have the will but not the power to do what is right.

Romans 7:25-1

Thank God! It has been done through Jesus Christ our Lord! So in my higher nature I am a slave to the law of God, but in my lower nature, to the law of sin.

Romans 8:13

for if you live by such a standard, you are going to die, but if by the Spirit you put a stop to the doings of your lower nature, you will live.

1 Corinthians 6:17

But the man who is in union with the Lord is spiritually one with Him.

1 Corinthians 15:47-50

The first man was made of the dust of the earth; the second Man is from heaven.

2 Corinthians 5:17

For if anybody is in union with Christ, he is the work of a new creation; the old condition has passed away, a new condition has come.

Galatians 5:24

And those who belong to Jesus the Christ have crucified the lower nature with its passions and evil cravings.

Ephesians 2:3

once lived while gratifying the cravings of our lower nature, as we continued to carry out the impulses of our lower nature and its thoughts, and by nature we were exposed to God's wrath, as the rest of mankind.

Colossians 2:11

And through your union with Him you once received, not a hand-performed circumcision but one performed by Christ, in stripping you of your lower nature,

1 John 3:9

No one who is born of God makes a practice of sinning, because the God-given life-principle continues to live in him, and so he cannot practice sinning, because he is born of God.

Treasury of Scripture Knowledge

Summary

That which is born of the flesh is flesh; and that which is born of the Spirit is spirit.

General references

Bible References

Born of the flesh

Romans 7:5
For when we were living in accordance with our lower nature, the sinful passions that were aroused by the law were operating in the parts of our bodies to make us bear fruit that leads to death.
Romans 8:1
So then there is no condemnation at all for those who are in union with Christ Jesus.
1 Corinthians 15:47
The first man was made of the dust of the earth; the second Man is from heaven.
2 Corinthians 5:17
For if anybody is in union with Christ, he is the work of a new creation; the old condition has passed away, a new condition has come.
Galatians 5:16
I mean this: Practice living by the Spirit and then by no means will you gratify the cravings of your lower nature.
Ephesians 2:3
once lived while gratifying the cravings of our lower nature, as we continued to carry out the impulses of our lower nature and its thoughts, and by nature we were exposed to God's wrath, as the rest of mankind.
Colossians 2:11
And through your union with Him you once received, not a hand-performed circumcision but one performed by Christ, in stripping you of your lower nature,

General references

Mark 10:15
I solemnly say to you, whoever does not accept the kingdom of God as a little child does, will never get into it at all."
1 Corinthians 6:17
But the man who is in union with the Lord is spiritually one with Him.