The point is this: whoever sows sparingly will also reap sparingly, and whoever sows bountifully will also reap bountifully. Each one must give as he has decided in his heart, not reluctantly or under compulsion, for God loves a cheerful giver.
James conveys the idea that only when we submit to God will the devil "flee from you" as we are then committed to God ...
And the king of Israel and Jehoshaphat the king of Judah sat each on his throne, having put on their robes, in a void...
Ezra 7:10 Now Ezra had determined in his heart to study the law of the Lord, obey it, and teach its statutes and ordinances...