the house's "walls" in the plural, the Sifra taught that a sign of house plague was no cause of uncleanness unless it appeared on at least four walls. Consequently, the Mishnah taught that a round house or a triangular house could not contract uncleanness from a house plague. Because addresses the house's "stones" in the plural, Rabbi Akiva ruled that a sign of house plague was no cause of uncleanness unless it appeared in at least the size of two split beans on two stones, and not on only one stone. And because addresses the house's "walls" in the plural, Rabbi Eliezer son of Rabbi Simeon said that a sign of house plague was no cause of uncleanness unless it appeared in the size of two split beans, on two stones, on two walls in a corner, its length being that of two split beans and its breadth that of one split bean. Because addresses the "stones," "timber," and "mortar" of the house afflicted by a house plague, the Mishnah taught that only a house made of stones, timber, and mortar could be afflicted by a house plague. And the Mishnah taught that the quantity of wood must be enough to build a threshold, and quantity of mortar must be enough to fill up the space between one row of stones and another. A Baraita taught that there never was a leprous house within the meaning of and never will be. The Gemara asked why then the law was written, and replied that it was so that one may study it and receive reward. But Rabbi Eliezer the son of Rabbi Zadok and Rabbi Simeon of Kefar Acco both cited cases where local tradition reported the ruins of such houses, in Gaza and Galilee, respectively. A Midrash read the discussion of the house stricken with plague in as a prophecy. The Midrash read the words, "and I put the plague of leprosy in a house of the land of your possession," in to allude to the Temple, about which in God says, "I will defile My sanctuary, the pride of your power, the desire of your eyes, and the longing of your soul." The Midrash read the words, "then He whose house it is shall come," in to allude to God, about Whom says, "Because of My house that lies waste." The Midrash read the words, "and He shall tell