The third commandment requires, that the name of God, his titles, attributes, ordinances, the word, sacraments, prayer, oaths, vows, lots, his works, and whatsoever else there is whereby he makes himself known, be holily and reverently used in thought, meditation, word, and writing; by an holy profession, and answerable conversation, to the glory of God, and the good of ourselves and others.
Scripture proofs: Matt. 6:9; Deut. 28:58; Ps. 29:2; Ps. 68:4; Rev. 15:3-4; Mal. 1:14; Eccl. 5:1; Ps. 138:2; 1 Cor. 11:24-25, 28-29; 1 Tim. 2:8; Jer. 4:2; Eccl. 5:2, 4-6; Acts 1:24, 26; Job 36:24; Mal. 3:16; Ps. 8:1, 3-4, 9; Col. 3:17; Ps. 105:2, 5; Ps. 102:18; 1 Pet. 3: 15; Mic. 4:5; Phil. 1:27; 1 Cor. 10:31; Jer. 32:39; 1 Pet. 2:12.
Source: The Constitution of the Reformed Presbyterian Church of North America, updated 2026, B-22.