Commentary for Kiddushin 51:14

איבעיא להו בעינן צבורים או לא אמר רב יוסף תא שמע ר' עקיבא אומר קרקע כל שהוא חייבת בפאה ובבכורים

[intimating] that an article is acquired [by passing] from hand to hand.<span class="x" onmousemove="('comment',' I.e., by meshikah.');">²³</span> But according to R'Johanan, who maintained, By Biblical law, money gives a title,<span class="x" onmousemove="('comment',' In the case of movables.');">²⁴</span> what can be said? - The Tanna teaches the Rabbinical enactment.<span class="x" onmousemove="('comment',' That only meshikah gives a title. The reason of the enactment was this: should money itself transfer the purchase to the vendee, even before he takes possession, and a fire break out on the vendor's premises where the goods lie, he will not trouble to save them. V. B.M. 47b.');">²⁵</span> PROPERTY WHICH DOES NOT PROVIDE SECURITY [etc.]. How do we know it? - Said Hezekiah, Because Scripture saith, And their father gave them gifts. with fenced cities in Judah.<span class="x" onmousemove="('comment',' II Chron. XXI, 3; thus, they acquired the gifts, which were movables, in conjunction with the fenced cities, sc. real estate.');">²⁶</span> The scholars propounded: Need they [the movables] be heaped up [upon the land] or not?<span class="x" onmousemove="('comment',' When they are to be acquired along with it.');">²⁷</span> - Said R'Joseph, Come and hear: R'Akiba said: Land, whatever its size, is liable to pe'ah<span class="x" onmousemove="('comment',' V. Glos.');">²⁸</span> and first fruits,<span class="x" onmousemove="('comment',' V. Deut. XXVI, 2.');">²⁹</span>

Daf Shevui to Kiddushin