א הן ומגרשיהן הן ומגרש למיסתרינהו קיימי אמר רב אשי איצטריך סלקא דעתך אמינא אדמסתתרי מסתתרי אי מיזדבני ליחלטו קא משמע לן
1 But they as well as their outskirts are to be torn down?<span class="x" onmousemove="('comment',' Since the cities of the Levites may not be big walled cities.');"><sup>1</sup></span> - R'Ashi said: It is necessary to teach [the law] for one might have assumed that before they are torn down, if any [of the houses] therein have been sold, they should become perpetual possessions, therefore we are informed [that is not so]. Our Rabbis taught: As a field devoted the possession there of shall be the priest's:<span class="x" onmousemove="('comment',' Lev. XXVII, 21.');"><sup>2</sup></span> what does that teach? Whence do we know that if a priest consecrated a field obtained by him as [a field of] devotion that he cannot say: Since it anyway goes out to the priests [in the Jubilee year] and now is in my possession, it shall be my own, a fortiori: If I acquire title to what belongs to others, how much more [can I acquire title] to what belongs to me, therefore it is said: 'As a field devoted the possession thereof shall be to the priest'.<span class="x" onmousemove="('comment',' V. supra 29a.');"><sup>3</sup></span>