3 Bible Verses about Instinct

But as for these, they have no more reason than brute beasts that are naturally made for hunting, and slaughter: so these who calumniate what they do not understand, shall receive the reward of their iniquity by perishing in their own corruption.

As for these, they inveigh against what they do not understand: and abuse those natural instincts which regulate brute animals.

these are they who distinguish themselves, though they are sensual, and have nothing that is spiritual.