The following is from thewestminsterstandard.org:
Q. 81. What is forbidden in the tenth commandment?
A. The tenth commandment forbiddeth all discontentment with our own estate, envying or grieving at the good of our neighbor, and all inordinate motions and affections to anything that is his.
1 Kings 21:4; Esther 5:13; 1 Cor. 10:10; Gal. 5:26; Jas. 3:14, 16; Rom. 7:7-8; Rom. 13:9; Deut. 5:21.
Q. 82. Is any man able perfectly to keep the commandments of God?
A. No mere man since the fall is able in this life perfectly to keep the commandments of God, but doth daily break them in thought, word, and deed.
Ecc. 7:20; 1 John 1:8, 10; Gal. 5:17; Gen. 6:5; Gen. 8:21; Rom. 3:9-21; Jas. 3:2-13.
Q. 83. Are all transgressions of the law equally heinous?
A. Some sins in themselves, and by reason of several aggravations, are more heinous in the sight of God than others.
Ezek. 8:6, 13, 15; 1 John 5:16; Ps. 78:17, 32, 56.
Q. 84. What doth every sin deserve?
A. Every sin deserveth God’s wrath and curse, both in this life, and that which is to come.
Eph. 5:6; Gal. 3:10; Lam. 3:39; Matt. 25:41.
Q. 85. What doth God require of us, that we may escape his wrath and curse, due to us for sin?
A. To escape the wrath and curse of God, due to us for sin, God requireth of us faith in Jesus Christ, repentance unto life, with the diligent use of all the outward means whereby Christ communicateth to us the benefits of redemption.
