Reference for Zevachim 98:2
כיון דאהדריה אהדריה
is required for its own purpose?<span class="x" onmousemove="('comment',' That it is killed in the north, for on the present view we could not learn all guilt-offerings from a leper's guilt-offering, even in respect of a law which is not in disharmony (sc. slaughtering in the north) , since the latter is made the subject of one law which is in disharmony (sc. sprinkling on the right thumb etc.) .');"><sup>3</sup></span> - Since [Scripture] restored it, it restored it.<span class="x" onmousemove="('comment',' Scripture restored a leper's guilt-offering to the general rule by saying, for as the sin-offering so is the guilt-offering, whence we know that it must be slaughtered in the north. 'And he shall kill the he-lamb in the place where they kill the sin-offering and the burnt-offering' (sc. in the north) , written in the same verse, is thus mere repetition, and so teaches that the north is indispensable.');"><sup>4</sup></span>