Commentary for Kiddushin 51:2
<big><strong>מתני׳</strong></big> נכסים שיש להם אחריות נקנין בכסף ובשטר ובחזקה שאין להם אחריות אין נקנין אלא במשיכה נכסים שאין להם אחריות נקנין עם נכסים שיש להם אחריות בכסף ובשטר ובחזקה
[PROPERTY] WHICH DOES NOT OFFER SECURITY<span class="x" onmousemove="('comment',' I.e., movables, because the creditor cannot distrain upon them if sold.');"><sup>3</sup></span> CAN BE ACQUIRED ONLY BY MESHIKAH. PROPERTY WHICH DOES NOT OFFER SECURITY MAY BE ACQUIRED IN CONJUNCTION WITH PROPERTY WHICH PROVIDES SECURITY BY MONEY, DEED, OR HAZAKAH;<span class="x" onmousemove="('comment',' If one sells land and movables, as soon as the purchaser acquires the land by one of these three methods, the movables automatically become his. - Hazakah, lit., 'taking possession,' e.g., if the vendee performs some small labour therein, such as digging, threshing, closing or making a gap in its fences.');"><sup>4</sup></span>