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Commentary on Leviticus 13 verses 18–37
The priest is here instructed what judgment to make if there was any appearance of a leprosy, either, 1. In an old ulcer, or bile, that has been healed, Lev 13:18, etc. When old sores, that seemed to be cured, break out again, it is to be feared there is a leprosy in them; such is the danger of those who, having escaped the pollutions of the world, are again entangled therein and overcome. Or, 2. In a burn by accident, for this seems to be meant, Lev 13:24, etc. The burning of strife and contention often proves the occasion of the rising up and breaking out of that corruption which witnesses to men's faces that they are unclean. 3. In a scall-head. And in this commonly the judgment turned upon a very small matter. If the hair in the scall was black, it was a sign of soundness; if yellow, it was an indication of a leprosy, Lev 13:30-37. The other rules in these cases are the same with those mentioned before. In reading of these several sorts of ailments, it will be good for us, 1. To lament the calamitous state of human life, which lies exposed to so many grievances. What troops of diseases are we beset with on every side! and they all entered by sin. 2. To give thanks to God if he has never afflicted us with any of these sores: if the constitution is healthful, and the body lively and easy, we are bound to glorify God with our bodies.
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SUMMARY
Leviticus 13:20 presents a pivotal diagnostic criterion for the priest examining a skin condition originating from a boil, often identified as tzara'at. This verse precisely outlines that if the affected area is visibly sunken "lower than the skin" and the hair within it has turned white, these definitive signs immediately indicate a severe progression of the affliction. Upon observing these markers, the priest is commanded to pronounce the individual ritually unclean without delay, signifying a full and undeniable outbreak of the "plague of leprosy" stemming from the initial boil. This immediate declaration underscores the gravity of the condition and its profound implications for the individual's ritual status and community participation.
CONTEXT
EXPOSITION AND ANALYSIS
Key Word Analysis
Verse Breakdown
Literary Devices
The passage primarily employs Legal Language, characterized by its precise, prescriptive, and conditional clauses ("And if... then the priest shall..."). This structure reflects the nature of the Mosaic Law as a divine covenant, providing clear, unambiguous directives for the community to maintain holiness. The detailed diagnostic criteria, such as the lesion being "lower than the skin" and the "hair thereof be turned white," exemplify Specificity and Precision, ensuring that the priest's judgment is based on objective, observable signs rather than subjective interpretation. There is also a profound element of Symbolism, where the physical manifestation of tzara'at serves as a potent visual metaphor for spiritual uncleanness and the insidious, spreading nature of sin, which separates individuals from the holy presence of God and His community. The priest's pronouncement acts as a Metonymy for God's judgment, as the priest is merely the instrument through which God's divine law is applied and declared.
THEOLOGICAL AND THEMATIC CONNECTIONS
Leviticus 13:20 profoundly underscores the theological truth that God is absolutely holy and demands holiness from His people. The meticulous laws regarding tzara'at highlight the seriousness of anything that defiles or separates from God's presence, whether physical or spiritual. The immediate pronouncement of uncleanness based on clear, observable signs emphasizes God's absolute standard and the swift consequence of a spreading defilement. This system served as a constant, tangible reminder of the pervasive nature of impurity and the non-negotiable requirement for purity to maintain covenant relationship and to approach a holy God. The inability of the afflicted individual to cleanse themselves, relying solely on the priest's discerning judgment and God's prescribed process, powerfully foreshadows humanity's utter dependence on divine intervention for spiritual cleansing and reconciliation.
REFLECTION AND APPLICATION
While the ritual laws of tzara'at are no longer binding for New Testament believers, the profound spiritual principles they embody remain profoundly relevant for our lives today. This passage calls us to a deep reflection on the nature of sin as a defiling and separating force. Just as the physical signs of tzara'at were clear and observable, so too are the manifestations of sin in our lives and in the church. The priest's meticulous examination reminds us of the critical need for careful spiritual discernment—to identify and address sin promptly and decisively before it spreads and causes further spiritual decay, impacting not only the individual but the wider community of faith. It also highlights our utter inability to cleanse ourselves from sin's pervasive effects; only a divine pronouncement and cleansing can truly restore us to purity and fellowship with God. This should lead us to greater humility, a deeper appreciation for God's unblemished holiness, and a fervent desire for His cleansing grace and transformative power in our lives and communities, actively seeking to remove anything that defiles.
Questions for Reflection
FAQ
Was tzara'at in the Bible the same as modern Hansen's disease (leprosy)?
Answer: No, the Hebrew term tzara'at (צָרַעַת) likely encompassed a broader spectrum of severe skin conditions, not exclusively what is known today as Hansen's disease. While Hansen's disease might have been one of the conditions included, the biblical descriptions, particularly the rapid progression and specific diagnostic signs like hair turning white or a lesion being "lower than the skin" (as in Leviticus 13:20), suggest a variety of dermatological issues. The primary concern in the Mosaic Law was not medical treatment but ritual purity and the maintenance of the community's holiness before God. The priest's role was to discern ritual uncleanness, not to provide a medical diagnosis in the modern sense, as seen throughout Leviticus 13. The focus was on the spiritual and communal implications of the affliction.
CHRIST-CENTERED FULFILLMENT
Leviticus 13:20, with its stark portrayal of a spreading defilement and the priest's immediate pronouncement of uncleanness, finds its ultimate and glorious fulfillment in Jesus Christ. The "plague of leprosy" served as a powerful symbol of sin's pervasive, defiling, and separating nature, alienating individuals from God and community. Just as the Israelite priest had to declare the afflicted unclean, humanity, by its inherent sinfulness, stands universally condemned and separated from a holy God, as Romans 3:23 declares. However, unlike the Old Testament priest who could only diagnose and separate, Jesus, our Great High Priest, possesses the divine power to truly cleanse and reconcile. He demonstrated this power by physically healing lepers (e.g., Matthew 8:2-3), touching the untouchable and making them clean, an act that defied the very purity laws He came to fulfill. His willingness to touch the unclean signifies His profound empathy and His taking on our defilement. Through His sacrificial death on the cross, Jesus became the ultimate atonement for our sin, cleansing us from the spiritual "leprosy" that separates us from God (Hebrews 9:14). He not only pronounces us clean but makes us clean, bringing us into perfect fellowship with God and His people, fulfilling the deep longing for purity that the Levitical laws so powerfully expressed (Ephesians 2:13). He is the one who took our uncleanness upon Himself so that we might be made holy and blameless before God (2 Corinthians 5:21).