Reference for Shabbat 86:3
מני אי ר"ש לית לי' מוקצה אי ר' יהודה כי לא מתכוין מאי הוי הא דבר שאין מתכוין אסור לעולם ר' יהודה מאי ובלבד שלא יתכוין לצוד שלא יעשנה כמצודה דלישבוק להו רווחא כי היכי דלא ליתצדו ממילא
Then what if he did not designate them? It is forbidden! If so, instead of teaching, 'providing be has no intention of capturing [the bees],' let a distinction be drawn and taught in that itself: [thus:] when is that said? When he designated them; but if he did not designate them, it is forbidden? — He [the Tanna] teaches us this: even if he designated them, yet there is the proviso that he must not intend to capture [the bees]. With whom does this agree?<span class="x" onmousemove="('comment',' Assuming that the reference 'is to one who designated the two loaves, who is the author of this Baraitha? ');"><sup>5</sup></span> If R. Simeon, surely he rejects [the prohibition of] mukzeh! If R. Judah, then what matters if one does not intend [to capture the bees], — [surely he holds that] an unintentional act is forbidden?<span class="x" onmousemove="('comment',' Since the covering blocks the bees' exit, he does in fact capture them, not- withstanding his lack of intention. ');"><sup>6</sup></span>