Luke 21:36
But watch at all times, and pray that ye may be able to escape all the things that are about to come to pass, and to stand before the Son of man.
Luke 22:31
Simon, Simon, lo! Satan hath asked for you, that he may sift you as wheat.
Acts 7:30-38
And when forty years were completed, there appeared to him in the wilderness of Mount Sinai an angel in the flaming fire of a bush.
1 Peter 5:8
Be sober, be watchful. Your adversary the Devil, as a roaring lion, walketh about, seeking whom he may devour;
Revelation 12:9-10
And the great dragon was cast down, the old serpent, called the Devil and Satan, who deceiveth the whole world; he was cast down to the earth, and his angels were cast down with him.