For as I passed by, and beheld your devotions, I found an altar with this inscription, TO THE UNKNOWN GOD. Whom therefore you ignorantly worship, him declare I unto you.
All Commentaries on Acts 17:23 Go To Acts 17
John Chrysostom
AD 407
This is why he says, I look upon you as being more religiously disposed, viz. because of the altar. God, he says, that made the world.