As concerning therefore the eating of those things that are offered in sacrifice unto idols, we know that an idol is nothing in the world, and that there is no other God but one.
All Commentaries on 1 Corinthians 8:4 Go To 1 Corinthians 8
Tertullian of Carthage
AD 220
Renounced all idols, they are utterly unsuitable. "Not that an idol is anything".
He introduces his discussion about meats offered to idols with a statement concerning idols (themselves): "We know that an idol is nothing in the world."