thou mayest use] By make thee, and thou mayest use them, we must not understand that Moses himselfe must make or sound them, but that by his appointment they were to be made and sounded; as when we say such a Lord, or such a great man built a Castle, or a Citie; the meaning is, not that he was either Mason, or Carpenter, but that he caused it to be built, 1 Kin. 8. 43. Genesis 10:11. And David is charged to have killed Uriah with his sword, in that he was the cause of his killing, but the deed was done by the hand and sword of an Ammonite, 2 Samuel 12:9.