1 Corinthians 15:46

But that was not first which is spiritual, but that which is natural; and afterward that which is spiritual.

Romans 6:6

Knowing this, that our old man is crucified with him, that the body of sin might be destroyed, that we should no longer serve sin.

Ephesians 4:22-24

That you put off concerning the former way of life the old man, which is corrupt according to the deceitful lusts;

Colossians 3:9-10

Lie not one to another, seeing that you have put off the old man with his deeds;

Treasury of Scripture Knowledge

Summary

Howbeit that was not first which is spiritual, but that which is natural; and afterward that which is spiritual.

That which is natural

Bible References

That which is natural

Romans 6:6
Knowing this, that our old man is crucified with him, that the body of sin might be destroyed, that we should no longer serve sin.
Ephesians 4:22
That you put off concerning the former way of life the old man, which is corrupt according to the deceitful lusts;
Colossians 3:9
Lie not one to another, seeing that you have put off the old man with his deeds;