William Barclay's Daily Study Bible - 1 Corinthians 8:1-13
8 With reference to things offered to idols--we are well aware that we all possess knowledge; but knowledge inflates a man, whereas love builds him up. If anyone thinks he has reached a certain stage of knowledge, it is not the kind of knowledge it ought to be. If a man loves God, he is known by God. With regard to food which consists of things offered to idols, we well know that there is nothing in the universe for which an idol stands, and that there is no God but one; and even if the... read more
Matthew Henry's Complete Commentary - 1 Corinthians 8:4-6
In this passage he shows the vanity of idols: As to the eating of things that have been sacrificed to idols, we know that an idol is nothing in the world; or, there is no idol in the world; or, an idol can do nothing in the world: for the form of expression in the original is elliptical. The meaning in the general is, that heathen idols have no divinity in them; and therefore the Old Testament they are commonly called lies and vanities, or lying vanities. They are merely imaginary gods, and... read more