3 Bible Verses about People Being Polluted

Woe to you! for you are like concealed tombs; and men walk over them and know it not.

taking care that no one may come short of the grace of God, that no root of bitterness springing up may make trouble and by it many be defiled,

And the tongue is a fire, the tongue is made a world of wickedness among our members, it defiles the whole body and sets on fire the course of nature and is set on fire by hell.