3 Bible Verses about Instinct

But these, like irrational animals having been born naturally for capture and destruction, blaspheming those things in which they are ignorant; in their own corruption they will indeed corrupt themselves;

But these blaspheme so many things as they know not: and so many things as they understand naturally, like irrational animals, in these they are corrupted.

These are they who are sidetracking [the people], intellectual, not having the Spirit.