It's easy to skim past "unclean" here, but Luke's choice of this word is significant. He’s not just saying this spirit was bad; he’s emphasizing its nature of impurity and defilement, something that makes a person unfit for the holy space of the synagogue. This detail reveals how deeply sin and evil corrupt, making even sacred places feel violated.
And in the synagogue there was a man who had the spirit of an unclean demon, and he cried out with a loud voice, “Ha! What have you to do with us, Jesus of Nazareth? Have you come to destroy us? I know who you are—the Holy One of God.” But Jesus rebuked him, saying, “Be silent and come out of him!” And when the demon had thrown him down in their midst, he came out of him, having done him no harm.
English Standard Version (ESV)
This verse marks the beginning of a detailed account of Jesus' Sabbath ministry in Capernaum, illustrating His active compassion and authority. Immediately after teaching with unparalleled authority in the synagogue, Jesus encounters a man powerfully afflicted by an unclean spirit, demonstrating the spiritual battles unfolding alongside His physical healing ministry. This dramatic encounter sets the stage for Jesus' authoritative command and the demon's terrified departure, shocking the onlookers and revealing Jesus' unique power over such forces.
What does it mean for a spirit to be 'unclean,' and why is this detail so significant when Jesus encounters this man?
The description of the spirit as 'unclean' is a key detail. In the Old Testament, 'uncleanness' often referred to anything that made a person or place ritually impure, separating them from God's presence or hindering worship. This wasn't just about physical dirtiness, but a spiritual contamination that set people apart.
When Jesus confronts this man, the demon doesn't just stay silent – it reacts. How does Jesus' interaction reveal His unique power?
This encounter in the synagogue is not just about a man being sick; it's about Jesus demonstrating His divine authority over the forces of darkness.
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Understand the original words
daimonion · Greek Noun
A spiritual being, hostile to God, who seeks to inhabit and corrupt human beings. They are subject to the power of Jesus and will ultimately be judged by Him.
akathartos · Greek Adjective
A moral and spiritual state of impurity that separates a person from the holiness of God. It is the antithesis of the sanctification required for participation in God's kingdom.
hagios tou Theou · Greek Adjective
A title acknowledging Jesus as the Messiah or the one uniquely set apart for God's divine purpose. It signifies His absolute purity and His divine commission.
epitimao · Greek Verb
A strong word of censure, command, or prohibition. When used by Jesus, it carries the weight of His divine authority to silence or restrain evil forces.
The understanding of 'demoniacal possession' in Jesus' time was deeply rooted in popular Jewish beliefs, which attributed many illnesses and afflictions to evil spirits. Jesus' interaction in the synagogue highlights his authority in this cultural and spiritual context, directly addressing the perceived spiritual causes of suffering.
c. 4th century BC - 1st century AD
Jewish Belief in Demons and Demoniacal Possession
During this period, popular Jewish belief held that demons (spirits of the wicked dead) could possess individuals, causing various ailments, especially mental and physical afflictions. This belief heavily influenced how people understood and described illness.
c. 1st century AD
Jesus' Ministry in Galilee
Jesus began his public ministry, teaching and performing miracles throughout Galilee. This era was marked by widespread belief in spiritual forces and the presence of both divine and demonic activity.
c. AD 30-33— this verse
Jesus Heals a Man in a Synagogue
While teaching in a synagogue, Jesus encountered and cast out an unclean spirit from a man, demonstrating his authority over demonic forces and the diseases they supposedly caused.
c. AD 30-33
Jesus' Authority Spreads
News of Jesus' powerful teaching and his healing of the demon-possessed man in the synagogue quickly spread throughout the surrounding region, increasing his fame.
This passage describes Jesus healing a man who was blind and mute due to demonic possession, paralleling the Luke passage's theme of Jesus confronting and overcoming the power of evil spirits.
Mark 1:23-26This is the parallel account from Mark's Gospel, detailing the same event of a man with an unclean spirit in the synagogue, highlighting Jesus' authority over demonic forces.
Acts 19:15-16This passage shows that not everyone could command demonic spirits, demonstrating that the authority Jesus exercised was unique and divinely given, unlike the failed attempts of others.
1 John 4:4This verse states that the Spirit in believers is greater than the spirit in the world, directly connecting to the idea that Jesus, who embodies God's Spirit, has ultimate authority over unclean spirits.
expositorsLuke 4:33: "And in the synagogue there was a man, which had a spirit of an unclean devil, and cried out with a loud voice,"
Chapter 16THE MIRACLES OF HEALING. IT is only natural that our Evangelist should linger with a professional as well as a personal interest over Christ’s connection with human suffering and disease, and that in recounting the miracles of healing He should be peculiarly at home; the theme would be in such thorough accord with his studies and tastes. It is true he does not re…
cambridgeLuke 4:33: "And in the synagogue there was a man, which had a spirit of an unclean devil, and cried out with a loud voice,"
33 . a spirit of an unclean devil ] The word ‘unclean’ is peculiar to St Luke, who writes for Gentiles. The word for devil is not diabolos , which is confined to Satan, or human beings like him ( John 6:70 ); but daimonion , which in Greek was also capable of a good sense. The Jews believed daimonia to be the spirits of the wicked (Jos. B. J. vii. 6, § 3). Here begins that…
It's easy to skim past "unclean" here, but Luke's choice of this word is significant. He’s not just saying this spirit was bad; he’s emphasizing its nature of impurity and defilement, something that makes a person unfit for the holy space of the synagogue. This detail reveals how deeply sin and evil corrupt, making even sacred places feel violated.
This verse marks the beginning of a detailed account of Jesus' Sabbath ministry in Capernaum, illustrating His active compassion and authority. Immediately after teaching with unparalleled authority in the synagogue, Jesus encounters a man powerfully afflicted by an unclean spirit, demonstrating the spiritual battles unfolding alongside His physical healing ministry. This dramatic encounter sets the stage for Jesus' authoritative command and the demon's terrified departure, shocking the onlookers and revealing Jesus' unique power over such forces.
This verse marks the beginning of a detailed account of Jesus' Sabbath ministry in Capernaum, illustrating His active compassion and authority. Immediately after teaching with unparalleled authority in the synagogue, Jesus encounters a man powerfully afflicted by an unclean spirit, demonstrating the spiritual battles unfolding alongside His physical healing ministry. This dramatic encounter sets the stage for Jesus' authoritative command and the demon's terrified departure, shocking the onlookers and revealing Jesus' unique power over such forces.
"And in the synagogue there was a man who had the spirit of an unclean demon, and he cried out with a loud voice, “Ha! What have you to do with us, Jesus of Nazareth? Have you come to destroy us? I know who you are—the Holy One of God.” But…" — It's easy to skim past "unclean" here, but Luke's choice of this word is significant. He’s not just saying this spirit was bad; he’s emphasizing its nature of impurity and defilement, something tha…
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Last reviewed October 2026
