1Peter 5:8 Be sober, be vigilant; because your adversary the devil, as a roaring lion, walketh about, seeking whom he may devour:
9 Whom resist stedfast in the faith, knowing that the same afflictions are accomplished in your brethren that are in the world.

Some truths about SATAN.

SUBJECT TO GOD. Mark 5; Job 1

ANGEL OF LIGHT. 2Cor 11:14

TAKES AWAY THE WORD. Mark 4:15; 2Thess 2:11-12; Eph 2:2

ACCUSER. Rev 9:11; Abaddon. Adversary, 1Pet 5:8

NEVER QUITS. 2Cor 11:14; 1Pet 5:8