SIR 38:28

28 The smith also sitting by the anvil, And considering the iron work, The vapour of the fire wasteth his flesh, And he fighteth with the heat of the furnace: The noise of the hammer and the anvil is ever in his ears, And his eyes [look still] upon the pattern of the thing that he maketh; He setteth his mind to finish [his] work, And watcheth to polish [it] perfectly: