7:15 Shall be burnt with fire - As persons and things accursed were to be. All that he hath - His children and goods, as is noted, ver.24, according to the law, Deut 13:16. Wrought folly - So sin is often called in scripture, in opposition to the idle opinion of sinners, who commonly esteem it to be their wisdom. In Israel - That is, among the church and people of God who had such excellent laws to direct them, and such an all - sufficient and gracious God to provide for them, without any such unworthy practices. It was sacrilege, it was invading God's rights, and converting to a private use that which was devoted to his glory, which was to be thus severely punished, for a warning to all people in all ages, to take heed how they rob God.

Joshua 7:15 Parallel Commentaries

Exposition of the Moral Law.
1. The Law was committed to writing, in order that it might teach more fully and perfectly that knowledge, both of God and of ourselves, which the law of nature teaches meagrely and obscurely. Proof of this, from an enumeration of the principal parts of the Moral Law; and also from the dictate of natural law, written on the hearts of all, and, in a manner, effaced by sin. 2. Certain general maxims. 1. From the knowledge of God, furnished by the Law, we learn that God is our Father and Ruler. Righteousness …
John Calvin—The Institutes of the Christian Religion

Of a Private Fast.
That we may rightly perform a private fast, four things are to be observed:--First, The author; Secondly, The time and occasion; Thirdly, The manner; Fourthly, The ends of private fasting. 1. Of the Author. The first that ordained fasting was God himself in paradise; and it was the first law that God made, in commanding Adam to abstain from eating the forbidden fruit. God would not pronounce nor write his law without fasting (Lev. xxiii), and in his law commands all his people to fast. So does our …
Lewis Bayly—The Practice of Piety

The Knowledge of God
'The Lord is a God of knowledge, and by him actions are weighed.' I Sam 2:2. Glorious things are spoken of God; he transcends our thoughts, and the praises of angels. God's glory lies chiefly in his attributes, which are the several beams by which the divine nature shines forth. Among other of his orient excellencies, this is not the least, The Lord is a God of knowledge; or as the Hebrew word is, A God of knowledges.' Through the bright mirror of his own essence, he has a full idea and cognisance …
Thomas Watson—A Body of Divinity