The Devil (also called Satan, the Adversary, the Accuser, the Serpent, and Beelzebul) is a specific created being — a fallen angel of the highest order who rebelled against God in pride and became the chief enemy of God and humanity. He is not equal to God — he is a creature under God's sovereign authority. Scripture describes his primary strategies: accusation (Rev. 12:10), deception (John 8:44), temptation (Matt. 4:1-11), and roaring intimidation (1 Pet. 5:8). He is the "god of this age" (2 Cor. 4:4) in that fallen humanity follows his kingdom. He was defeated decisively at the cross (John 12:31; Col. 2:15) and his ultimate fate — the lake of fire — is already sealed (Rev. 20:10).
DEV'IL, n. [Sax. deofol; L. diabolus; Gr. diabolos, from diaballo, to slander — dia and ballo, to throw.] 1. The evil one; the chief of fallen angels; the adversary and tempter of mankind; Satan. He is represented as the author of all evil, the accuser of the brethren, the deceiver of the whole world, and the destroyer of souls. 2. An evil spirit or demon. 3. A very wicked person.
The culture has reduced the Devil to a cartoon — red suit, pitchfork, Halloween décor. This trivialization is itself one of his most effective strategies: to make his own existence seem ridiculous. Liberal theology denies a personal devil, reducing him to a metaphor for human evil or systemic injustice. On the other extreme, some segments of Christianity give the devil far too much attention — blaming him for everything, fearing him constantly, and practically treating him as God's equal. Both errors serve him. Scripture calls for sober-minded resistance (1 Pet. 5:8-9), not fascination, not dismissal.
John 8:44 — "He was a murderer from the beginning, and does not stand in the truth, because there is no truth in him. When he lies, he speaks out of his own character, for he is a liar and the father of lies."
1 Peter 5:8 — "Be sober-minded; be watchful. Your adversary the devil prowls around like a roaring lion, seeking someone to devour."
Revelation 12:10 — "The accuser of our brothers has been thrown down, who accuses them day and night before our God."
James 4:7 — "Resist the devil, and he will flee from you."
Revelation 20:10 — "The devil who had deceived them was thrown into the lake of fire and sulfur... and they will be tormented day and night forever and ever."
G1228 — diabolos (διάβολος): devil, slanderer, accuser — used 37x in NT; also used of slanderous people
H7854 — śāṭān (שָׂטָן): adversary, accuser — used as title and proper name; root means to oppose, obstruct
G4567 — Satanas (Σατανᾶς): Satan — transliterated from Hebrew into Greek NT
"The devil's greatest trick is not making people believe he doesn't exist — it's convincing them they don't need the armor God has provided."
"Every lie told in the name of freedom, every deception packaged as liberation, bears the fingerprints of the one Jesus called the father of lies."
"The Christian does not fight the devil in their own strength — they stand in the victory Christ has already won."