9 Bible Verses about Flesh As The Sinful Nature

Now those {who belong to Christ} have crucified the flesh together with its feelings and its desires.

Now the deeds of the flesh are evident, which are sexual immorality, impurity, licentiousness, idolatry, sorcery, enmity, strife, jealousy, outbursts of anger, selfish ambition, dissension, factions, envy, drunkenness, carousing, and things like these, [things] which I am telling you [in advance], just as I said before, that the ones who practice such things will not inherit the kingdom of God.

among whom also we all formerly lived in the desires of our flesh, doing the will of the flesh and of the mind, and we were children of wrath by nature, as also the rest of [them] were.

But put on the Lord Jesus Christ and do not make provision for the desires of the flesh.

As many as are wanting to make a good showing in the flesh, these are attempting to compel you to be circumcised, only so that they will not be persecuted for the cross of Christ. For not even those who are circumcised observe the law themselves, but they want you to be circumcised in order that they may boast in your flesh.

For the flesh desires against the Spirit, and the Spirit against the flesh, for these are in opposition to one another, so that whatever you want, you may not do these [things].

For those who are [living] according to the flesh are intent on the things of the flesh, but those [who are living] according to the Spirit [are intent on] the things of the Spirit. For the mindset of the flesh [is] death, but the mindset of the Spirit [is] life and peace, because the mindset of the flesh [is] enmity toward God, for [it is] not subjected to the law of God, for [it is] not able [to do so],read more.
and those who are in the flesh are not able to please God. But you are not in the flesh but in the Spirit, if indeed the Spirit of God lives in you. But if anyone does not have the Spirit of Christ, this person {does not belong to him}.

because the one who sows to his own flesh will reap corruption from the flesh, but the one who sows to the Spirit will reap eternal life from the Spirit.

For when we were in the flesh, sinful desires were working through the law in our members, to bear fruit for death.