Reference for Gittin 40:6

מאי טעמא אוירא דמגילתא הוא

R. Papa inquired: Suppose he says, [On condition that] the space between the lines, or between the words [is to belong to me], what is the ruling? — This question was left over. But cannot the question be decided from the fact that the Divine Law said 'a writ', that is to say one writ, and not two or three?<span class="x" onmousemove="('comment',' And in this case he makes it into several. ');">⁴</span>

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