Prepare ye the way of the Lord, make his paths straight,” Satan was afraid for his kingdom. He felt that the voice, sounding forth in trumpet tones in the wilderness, caused sinners under his control to tremble. He saw that his power over many was broken. The sinfulness of sin was revealed in such a manner that men became alarmed; and some, by repentance of their sins, found the favor of God, and gained moral power to resist his temptations.