John 3:6

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

Romans 8:4-9

That the righteousness of the law might be fulfilled in us, who walk not after the flesh, but after the Spirit.

Galatians 5:16-21

I say then, walk by the Spirit, and fulfil not the desire of the flesh.

John 1:13

Who were born, not of blood, nor by the will of the flesh, nor by the will of man, but of God.

Romans 7:5

For when we were in the flesh, sinful passions, which were by the law, wrought in our members, so as to bring forth fruit unto death.

Romans 7:18

For I know that in me, that is, in my flesh, dwelleth no good thing: for to will is present with me, but how to perform what is good, I find not.

Romans 7:25-1

Who shall deliver me from the body of this death? I thank God, through Jesus Christ our Lord. So then I myself with my mind serve the law of God, but with my flesh the law of sin.

Romans 8:13

For if ye live after the flesh, ye shall die; but if ye through the Spirit mortify the deeds of the flesh, ye shall live.

1 Corinthians 6:17

But he that is joined to the Lord is one Spirit.

1 Corinthians 15:47-50

The first man was from the earth, earthy; the second man is the Lord from heaven.

2 Corinthians 5:17

Therefore if any one be in Christ, there is a new creation: the old things are passed way; behold, all things are become new:

Galatians 5:24

And they that are Christ's, have crucified the flesh with its affections and desires.

Ephesians 2:3

in the desires of the flesh, doing the will of the flesh and the mind, and were by nature children of wrath, even as the others.

Colossians 2:11

By whom also ye are circumcised with a circumcision not made with hands, in putting off the body of the sins of the flesh, by the circumcision of Christ:

1 John 3:9

Whosoever is born of God doth not commit sin; for his seed abideth in him, and he cannot sin, 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 in the flesh, sinful passions, which were by the law, wrought in our members, so as to bring forth fruit unto death.
Romans 8:1
Therefore there is now no condemnation to those in Christ Jesus, who walk not after the flesh, but after the Spirit.
1 Corinthians 15:47
The first man was from the earth, earthy; the second man is the Lord from heaven.
2 Corinthians 5:17
Therefore if any one be in Christ, there is a new creation: the old things are passed way; behold, all things are become new:
Galatians 5:16
I say then, walk by the Spirit, and fulfil not the desire of the flesh.
Ephesians 2:3
in the desires of the flesh, doing the will of the flesh and the mind, and were by nature children of wrath, even as the others.
Colossians 2:11
By whom also ye are circumcised with a circumcision not made with hands, in putting off the body of the sins of the flesh, by the circumcision of Christ:

General references

Mark 10:15
Verily I say to you, Whosoever shall not receive the kingdom of God as a little child, he shall in no wise enter therein.
1 Corinthians 6:17
But he that is joined to the Lord is one Spirit.