How do you get the earthfire sword in dark messiah?

The earthfire sword can be found in the level "The Dwarves" in the game "Dark Messiah of Might and Magic". At the end of this level, you reach the forge of the dwarves, where you can make the earthfire sword. To do so, you must get the hilt from the blacksmith and the blade from the furnace. The blade can be found by jumping out the open door on the left side of the forge. On the outside, you can climb down by grabbing on the wall and you will find the entrance below.