Reference for Eruvin 148:7

ותרתי למה לי צריכא דאי מההיא

I might<span class="x" onmousemove="('comment',' Lit., 'what would I'.');">²⁹</span> have presumed that Rab's reason for his ruling<span class="x" onmousemove="('comment',' In the case of the alley.');">³⁰</span> was his opinion that the use of an alley cannot be rendered permissible by means of a side-post or cross-beam unless houses and courtyards opened into it;<span class="x" onmousemove="('comment',' Supra 73b. While in the case under discussion (an idolater's houses not being regarded as a valid dwelling) there was only one valid courtyard in the alley.');">³¹</span> and [as to the objection:] What need was there<span class="x" onmousemove="('comment',' Since both are based on the same principle.');">³²</span> for two [rulings<span class="x" onmousemove="('comment',' The one here and the one supra 73b (cf. n. 9) .');">³³</span> it could be replied that both were] necessary: For if all our information had to be derived from the former ruling<span class="x" onmousemove="('comment',' Lit., 'from that' the ruling supra 73 b.');">³⁴</span>

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