The Apostle Paul
1 Corinthians 8:1ESV·traditional attribution

Now concerning food offered to idols: we know that “all of us possess knowledge.” This “knowledge” puffs up, but love builds up.

John Calvin Reformed @genevareformer

He now passes on to another question, which he had merely touched upon in the sixth chapter, without fully discussing. For when he had spoken of the avarice of the Corinthians, and had drawn that discussion to a close with this statement — Neither covetous, nor extortioners, nor fornicators, etc., shall inherit the kingdom of God, he passed on to speak of the liberty of...

Matthew Henry Presbyterian @wholebiblehenry

The apostle comes here to the case of things that had been offered to idols, concerning which some of them sought satisfaction: a case that frequently occurred in that age of Christianity, when the church of Christ was among the heathen, and the Israel of God must live among the Canaanites.

Commenting on 1 Corinthians 8:1-3

John Gill Reformed Baptist @doctorgill

Now as touching things offered unto idols,.... This was another of the things the Corinthians wrote to the apostle about, desiring to have his judgment in; it was a controversy that had been before moved, whether it was lawful to eat things that had been sacrificed to idols.