1 Peter 1:23

having been regenerated, not of corruptible seed, but of incorruptible, through the word of the living God, which remains.

1 Peter 3:18

For even Christ once suffered for sins, the just for the unjust, that he might bring us to God; being put to death, indeed, in the flesh, but made alive by the Spirit.

1 Peter 3:21

the antitype, immersion, does, also, now save us, (not putting away the filth of the flesh; but seeking of a good conscience toward God,) by the resurrection of Jesus Christ;

Treasury of Scripture Knowledge

Summary

It is the spirit that quickeneth; the flesh profiteth nothing: the words that I speak unto you, they are spirit, and they are life.

The spirit

The flesh

The words

Bible References

The spirit

1 Peter 3:18
For even Christ once suffered for sins, the just for the unjust, that he might bring us to God; being put to death, indeed, in the flesh, but made alive by the Spirit.

The flesh

1 Peter 3:21
the antitype, immersion, does, also, now save us, (not putting away the filth of the flesh; but seeking of a good conscience toward God,) by the resurrection of Jesus Christ;

The words

1 Peter 1:23
having been regenerated, not of corruptible seed, but of incorruptible, through the word of the living God, which remains.