Q. How are we to give our wealth to the Lord? — A. By setting apart sufficient time for his worship of our laboring days; and giving of our substance to support ministers, teachers, and the poor, 1 Cor. 9:14.

Q. How is this a mean of promoting our wealth? — A. As what is thus given from love to the Lord, is lent to him, and he will repay it with usury, Prov. 19:17.

Q. How doth the Lord repay what is thus lent to him? — A. By succeeding and directing our endeavors to gain more; and wonderfully providing for us or our posterity, when reduced to straits, Hag. 2:19, Ps. 37:25-26.

John Brown of Haddington, Questions and Answers on the Shorter Catechism, 255-256.