John 3:6
That which is born of the flesh is flesh, and that which is born of the Spirit is spirit.
Romans 5:12
Therefore, just as sin entered the world through one man, and death through sin, so death spread to all men, because all men sinned.
Ephesians 2:3
Among them we all once lived in the lusts of our flesh, following the desires of flesh and mind, and so we were by nature children of wrath, like the rest of mankind.
Luke 1:35
And the angel answered her, "The Holy Spirit will come upon you, and the power of the Most High will overshadow you; therefore the Holy One to be born will be called the Son of God.
Romans 8:8-9
and those who are in the flesh cannot please God.