1. General Scriptures Concerning Proverbs 8:12

2. Of Musical Instruments

   By Jubal, Genesis 4:21

   by David, 1 Chronicles 23:5, 2 Chronicles 7:6, 29:26, Amos 6:5

3. The Use of Metals Genesis 4:22

4. The Engines of War 2 Chronicles 26:15