'Enemy' in the Bible

for I was ashamed to ask from the king a force and horsemen to help us because of the enemy in the way, for we spake to the king, saying, 'The hand of our God is upon all seeking Him for good, and His strength and His wrath is upon all forsaking Him.'

And we journey from the river Ahava, on the twelfth of the first month, to go to Jerusalem, and the hand of our God hath been upon us, and He delivereth us from the hand of the enemy and the lier in wait by the way;