Link Leviticus 14:43 to NT purity?
How does Leviticus 14:43 connect to the New Testament teachings on purity?

Leviticus 14:43—The Persistent Stain

“If the mildew reappears in the house after the stones have been torn out and the house has been scraped and plastered,” (Leviticus 14:43)

• Even after a thorough cleansing, the priest had to return and inspect.

• A second outbreak showed that the contamination ran deeper than surface level.

• If it persisted, the entire house was dismantled (Leviticus 14:45).


Ancient House Plague—A Picture of the Heart

• Scripture often treats a dwelling as a symbol of the human life (Proverbs 14:1; Matthew 12:44).

Leviticus 14:43 anticipates the truth that sin can hide beneath outward reforms.

• The passage reminds us that true purity demands more than cosmetic change.


New Testament Echoes of the House Analogy

• “Do you not know that you are God’s temple and that God’s Spirit dwells in you?” (1 Corinthians 3:16)

• “We are His house, if we hold firmly to our confidence and the hope of which we boast.” (Hebrews 3:6)

• “You also, like living stones, are being built into a spiritual house…” (1 Peter 2:5)

• “If anyone destroys God’s temple, God will destroy him.” (1 Corinthians 3:17)

− Just as an irremediably contaminated house was demolished, willful, unrepentant impurity invites judgment.


Persistent Impurity Meets Perfect Cleansing in Christ

• “The blood of Jesus His Son cleanses us from all sin.” (1 John 1:7)

• “How much more will the blood of Christ… cleanse our consciences from dead works…” (Hebrews 9:14)

• Christ provides a cleansing that reaches the root, something the old covenant rituals only foreshadowed.


The Call to Continuous Inspection

• “Examine yourselves to see whether you are in the faith.” (2 Corinthians 13:5)

• “See to it that no root of bitterness grows up to cause trouble.” (Hebrews 12:15)

• “Therefore, rid yourselves of all moral filth and prevailing wickedness.” (James 1:21)

− Like the priest’s return visit in Leviticus 14:43, believers practice ongoing self-examination and mutual accountability.

− Regular exposure to Scripture is the divine “scraping and replastering” (Ephesians 5:26).


From Demolition to New Creation

• “Our old self was crucified with Him.” (Romans 6:6)

• “If anyone is in Christ, he is a new creation.” (2 Corinthians 5:17)

− When sin proves entrenched, the answer is not patchwork but the decisive putting off of the old nature (Ephesians 4:22-24).

− The gospel tears down the corrupt framework and raises a new, Spirit-indwelt house.


Practical Takeaways for Pursuing Purity Today

• Invite the Lord’s searchlight: “Search me, O God… see if any wicked way is in me.” (Psalm 139:23-24)

• Confess immediately when sin resurfaces (1 John 1:9).

• Stay under the washing of the Word (Ephesians 5:26).

• Keep close fellowship; isolation lets mildew grow unchecked (Hebrews 3:13).

• Guard entry points—thoughts, media, relationships—so impurity cannot reappear (Proverbs 4:23).


Purity That Perseveres

Leviticus 14:43 shows that surface cleansing is never enough when corruption runs deep. The New Testament reveals the permanent solution: Christ’s atoning blood, the Spirit’s indwelling, and a life of vigilant holiness.

What spiritual lessons can be drawn from the 'spreading' of contamination?
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