The Apostle Paul
1 Corinthians 8:3BSB·traditional attribution

But the one who loves God is known by God.

John Calvin Reformed @genevareformer

3. But if any man loves God Here we have the conclusion, in which he shows what is especially commendable in Christians, and even renders knowledge, and all other endowments worthy of commendation, if we love God; for if it is so, we will also love our neighbors in him. By this means all our actions will be properly regulated, and consequently approved by God.

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

But if any man love God,.... As they do, and show it, who love their brethren, and are careful not to grieve them; and make use of their superior knowledge, not for their destruction, but edification: the same is known of him; is taught by him, made to know more by him; such an one increases in spiritual knowledge, or he is highly approved of...