WSC Q.74: What is required in the eighth commandment?
The eighth commandment requireth the lawful procuring and furthering the wealth and outward estate of ourselves and others. (Gen. 30:30, 1 Tim. 5:8, Lev. 25:35, Deut. 22:1–5, Exod. 23:4–5, Gen. 47:14,20)
WLC Q.141: What are the duties required in the eighth commandment?
The duties required in the eighth commandment are, truth, faithfulness, and justice in contracts and commerce between man and man; (Ps. 15:2,4, Zech. 7:4,10, Zech. 8:16–17) restitution of goods unlawfully detained from the right owners thereof; (Lev. 6:2–5, Luke 19:8) giving and lending freely, according to our abilities, and the necessities of others; (Luke 6:30,38, 1 John 3:17, Eph. 4:28, Gal. 6:10) moderation of our judgments, wills, and affections concerning worldly goods; (1 Tim. 6:6–9, Gal. 6:14) a provident care and study to get, (1 Tim. 5:8) keep, use, and dispose these things which are necessary and convenient for the sustentation of our nature, and suitable to our condition; (Prov. 27:23–27, Eccl. 2:24, Eccl. 3:12–13, 1 Tim. 6:17–18, Isa. 38:1, Matt. 11:8) a lawful calling, (1 Cor. 7:20, Gen. 2:15, Gen. 3:19) and diligence in it; (Eph. 4:28, Prov. 10:4) frugality; (John 6:12, Prov. 21:20) avoiding unnecessary law-suits, (1 Cor. 6:1–9) and suretiship, or other like engagements; (Prov. 6:1–6, Prov. 11:15) and an endeavor, by all just and lawful means, to procure, preserve, and further the wealth and outward estate of others, as well as our own. (Lev. 25:35, Deut. 22:1–4, Exod. 23:4–5, Gen. 47:14,20, Phil. 2:4, Matt. 22:39)