And that night God did so. Only the fleece was dry, and dew covered the ground.
Here we have, I. The descent which the enemies of Israel made upon them, Jdg 6:33. A vast number of Midianites, Amalekites, and Arabians, got together, and came over Jordan, none either caring or daring to guard that important and advantageous pass against them, and they made their headquarters in the valley of Jezreel, in the heart of Manasseh's tribe, not far from Gideon's city.
Commenting on Judges 6:33-40
Jdg 6:39-40 But as this sign was not quite a certain one, since wool generally attracts the dew, even when other objects remain dry, Gideon ventured to solicit the grace of God to grant him another sign with the fleece, - namely, that the fleece might remain dry, and the ground all round be wet with dew. And God granted him this request also.
Commenting on Judges 6:39-40