1 Corinthians 8:4
we know that an idol is nothing in the world, and that there is no God but one.
1 Corinthians 10:19-20
What say I then? That a thing sacrificed to idols is any thing? or that an idol is any thing?
1 Timothy 4:1
But the spirit saith expresly, that in the later times some will depart from the faith, giving heed to seducing spirits and doctrines of devils,
Revelation 9:20
And the rest of the men, who were not killed by these plagues, yet repented not of the works of their hands, that they should not worship devils and idols of gold, and silver, and brass, and stone, and wood, which can neither hear, nor see, nor walk: