3 Bible Verses about Instinct

However, these people are like unreasonable, ignorant creatures of instinct, born as animals which are [to be] caught and destroyed. They speak out against things about which they are ignorant. In [the process of] destroying others, they will certainly be destroyed themselves.

But these people [i.e., the "certain men" of verse 4] speak against whatever they do not understand, and what they do understand naturally, the way animals do, proves to be their ruination.

These are people who cause divisions [among God's people]; they follow their natural inclinations [i.e., worldly principles], for they do not have the Holy Spirit [in their lives].