In Jewish religious law, there is a category of specific Jewish purity laws, defining what is ritually impure or pure: ṭum'ah (, ) and ṭaharahThe word taharah is derived from a common Semitic root meaning purity; it is also used in Islamic terminology. (, ) are the state of being ritually "impure" and "pure", respectively.Martin S. Jaffee Early Judaism: religious worlds of the first Judaic millennium 2006 - 277 "For the conceptual background of rabbinic conceptions of cleanliness and uncleanliness, including the relation of these concepts to moral conditions"The Talmud of Babylonia: An American Translation IV: Pesahim ed. Jacob Neusner - 1993 "P. If the Israelites were half clean and half unclean, these prepare the offering by themselves, ... Kahuna's ruling: R. Lo, if half of the Israelites were clean and half unclean, the clean ones observe the first Passover and the" The Hebrew noun ṭum'ah, meaning "impurity", describes a state of ritual impurity. A person or object which contracts ṭum'ah is said to be ṭamé ( Hebrew adjective, "ritually impure"), and thereby unsuited for certain holy activities and uses (kedushah, in Hebrew) until undergoing predefined purification actions that usually include the elapse of a specified time period.
The contrasting Hebrew noun ṭaharah () describes a state of ritual purity that qualifies the ṭahor (; ritually pure person or object) to be used for kedushah. The most common method of achieving ṭaharah is by the person or object being immersed in a mikveh (ritual bath). This concept is connected with ritual washing in Judaism, and both ritually impure and ritually pure states have parallels in ritual purification in other world religions.
The laws of ṭum'ah and ṭaharah were generally followed by the Israelites and post-exilic Jews, particularly during the First and Second Temple periods, and to a limited extent are a part of applicable halakha in modern times. Recent scholarship has offered several interpretations of biblical impurity. Jacob Milgrom argued that ritual impurity is fundamentally associated with death and mortality, while moral impurity results from grave sins and defiles the sanctuary and the land.
Research and interpretation Mary Douglas interpreted the purity laws as expressions of symbolic order, arguing that impurity represents violations of cultural categories and boundaries.
Tikva Frymer-Kensky argued that the biblical impurity system is not uniform and that different forms of impurity reflect distinct conceptual frameworks.
Jonathan Klawans distinguished between ritual impurity, arising from natural conditions such as childbirth, menstruation, and contact with corpses, and moral impurity, which results from severe transgressions including idolatry, sexual offenses, and bloodshed.
Yitzhaq Feder proposed that biblical impurity is best understood through several distinct cognitive models rather than a single concept, including contagion, disgust, and transgression.
Building on these approaches, David Bar-Cohn argues that priestly purification rituals serve a dual function. In addition to removing impurity associated with death, they also restore vitality through what he terms "replenishment." According to Bar-Cohn, purification rituals should therefore be understood not only as rites of purgation but also as rites that symbolically renew life and restore the vitality of both the individual and the sanctuary.
Rabbi Leib Mintzberg distinguished corpse impurity from other forms of ritual impurity. In his view, most impurities symbolize defilement or uncleanness and are removed through immersion, which symbolizes cleansing and renewal. Corpse impurity, however, reflects the existential encounter with death, divine judgment, and separation from God rather than mere uncleanness. Accordingly, its purification requires the sprinkling of the waters of purification rather than immersion alone. Mintzberg further argues that the rites of purification are symbolic acts established by divine decree, intended to produce spiritual and psychological transformation rather than physical change.
Etymology The Hebrew noun ṭum'ah () derives from the verb ṭamé (), in the qal form of the verb "to become impure"; in the niphal to "defile oneself"; and in the transitive Piel to defile something or pronounce something impure.Brown Driver Briggs Hebrew Lexicon article ṭa'ama The verb stem has a corresponding adjective, ṭamé (טָמֵא), "impure". Likewise the Hebrew noun ṭahara () is also derived from a verb, in this case ṭaher () "to be ritually pure". and in the transitive piel "to purify". The verb and noun have a corresponding adjective, ṭahor (), "ritually pure". The word is a cognate to the Arabic word 'طهارة' ṭahāra(h) (pronounced almost identically, with the elongation of the second 'a') which has the same meaning in Islam.
Some sources, such as Samson Raphael Hirsch on Genesis 7:2, claim that the meaning is "entombed", meaning the person or item that is in the tame state is blocked, and not in a state of receiving holy transmission. Ṭahor, by contrast, is defined as "pure" in the sense that the person or object is in a clear state and can/may potentially serve as a conduit for Divine and Godly manifestation. Although ṭum'ah and ṭaharah is sometimes translated as unclean and clean, it is more a spiritual state than a physical one. Once initiated (for the physical signs that initiate tzaraath, zav and niddah, see below) it is generally immeasurable and unquantifiable by known mechanical detection methods, there is no measure of filth, unsanitary, or odorous affiliation with the state of ṭum'ah, nor any mechanically measurable level of cleanliness, clarity, or physical purity for the state of ṭaharah.
In the Bible Usage The noun form of ṭum'ah is used around 40 times in the Masoretic Text of the Hebrew Bible and is generally translated as "uncleanness" in English language Bibles such as the King James Version and the New Jewish Publication Society of America Tanakh.Johnson M. Kimuhu Leviticus: The Priestly Laws and Prohibitions from the Perspective of Ancient Near East and Africa. 2008 Vol. 115 - Page 352 citing Helmer Ringgren in Bolterweck Theological Dictionary of the OT The majority of uses are in Leviticus. Though uses for national impurity occur in Ezra and Ezekiel, and Zechariah prophesies the removal of the "prophets and spirit of impurity () from the land",Michael Katz (Rabbi), Gershon Schwartz Searching for meaning in Midrash: lessons for everyday living 2002 Page 166 "This spirit is the spirit of impurity, as it is written, 'And I will also make the "prophets" and the unclean spirit vanish from the land' (). Water of purification is sprinkled upon him, and it flees." the adjective tamei (, "impure") is much more common. The verb form of ṭaharah (), the verb ṭaher () "be pure", is used first in the Hebrew Bible is in , where Jacob tells his family to "put away strange gods, and be pure".
In general, the term tum'ah is used in two distinct ways in the Hebrew Bible:Malbim, HaTorah VeHaMitzvah, commentary on Vayikra 11:43, Vayikra 5:2-3David Tzvi Hoffman, introduction to Leviticus 11 (); his term for "moral impurity" is . Ritual impurity – the opposite of taharah ("purity"), also known as "impurity of the body". Moral impurity – the opposite of kedushah ("sanctity"), also known as "impurity of the soul"; this category also includes activities which are disgusting or abominable.
In general, tum'ah in the sense of "ritual impurity" is prefixed by the letter lamed or lacks any prefix at all, while tum'ah in the sense of "moral impurity" is prefixed by the letter bet.
Ritual impurity Activities which create impurity The Torah, particularly the book of Leviticus, lists various activities which create an "impure" (tamei) status: A person who touches a corpse., A person who touches something that has been made impure by a corpse., , A person who touches or carries carrion. A person who touches or shifts the carcass of one of the eight sheratzim (creeping animals); also a vessel or clay oven upon which falls one of these carcasses. A woman, upon giving birth, becomes impure for 7 days for a son or 14 days for a daughter. A person who has been diagnosed with tzaraath. A house and its contents which have been diagnosed with tzaraath. A man or woman with an unnatural emission from the genitals (zav/zavah), or a menstruating woman (niddah). A person who touches them, or who touches their chair, or vessels that they touch, is also impure. A man who has had a seminal discharge, or a garment touched by semen. A person who eats meat of animals that have died of themselves or been killed by beasts. A priest who performs certain roles in the red heifer sacrifice. If a corpse is present in a house, people and objects within the house become impure.
Some of these activities are forbidden (i.e. eating non-kosher meat), others are permitted (i.e. sex between a married couple),, and others are unavoidable (i.e. if a person dies suddenly while other people are in the house). Thus, there is no automatic moral stigma to becoming "impure"; impurity "comes to everyone universally and without exception by virtue of biological existence".Mary Douglas, "Atonement in Leviticus", Jewish Studies Quarterly, Vol. 1, No. 2 (1993/94), p.114
Implications of impure status Certain activities are prohibited as a result of acquiring this "impure" status. For example: Before the giving of the Ten Commandments, the people were warned not to approach their wives (presumably due to semen causing impurity). One who is impure due to tzaraat, genital emissions, or touching a corpse, had to live outside the desert encampment., Priests could only eat sacrificial meat while pure. One who is impure due to a corpse could not visit the sanctuary without making it spiritually impure, which is a crime punished by karet.
Just as it is a severe offense to bring impurity into the Israelite sanctuary, "impurity" is also seen as a means of nullifying a worship site of other religions;; ; though the rules for this impurity are not made clear.
Purification Different forms of impurity requires various rituals in order to regain a "pure" (tahor) status. For example: Impurity due to seminal emission can be purified by immersing in a ritual bath after the next nightfall. Impurity due to tzaraat requires waiting seven days, shaving one's hair, washing one's clothes, immersing one's body, and offering a Temple sacrifice to achieve purification. Impurity from touching a corpse requires a special red heifer sacrifice and ritual to achieve purification.
Moral impurity The term tumah is also used to refer to certain sins, for which there is no specific ritual to remove the impure status. For example: Sexual sins such as incest, adultery, rape, bestiality; ; ; ; ,,, Consulting the Ov or Yidoni Delivering one's child to Moloch Murder/manslaughter Leaving a hanged criminal's corpse on the scaffold overnight Idolatry, , ; According to Rabbi Malbim, the laws of kashrut fall in this category.
In a number of cases, no specific sin is mentioned; overall sinful behavior has led to impurity.For example , , , Christine Hayes argues that moral impurity is the reason for the gentile expulsion and alienation that occurs in Ezra–Nehemiah.Hayes, C. (1999). Intermarriage and impurity in ancient Jewish sources. Harvard Theological Review, 92(01), 11. However, S.M. Olyan argues that this expulsion was inspired by earlier biblical traditions regarding both ritual and moral impurity.Olyan, S. M. (2004). Purity ideology in Ezra-Nehemiah as a tool to reconstitute the community. Journal for the Study of Judaism, 35(1), 1-16.
In rabbinic literature