and you shall hear what they say; and afterward shall your hands be strengthened to go down into the camp. Then went he down with Purah his servant to the outermost part of the armed men who were in the camp.
Now Gideon first of all was testing to make sure the angel-let me bring out an offering and he saw the miracle there. Then he put out the fleece and now here's the final thing, he slips down and God confirms that once more. And so there are actually three confirmations to the call of God to Gideon.