Reference for Menachot 152:12
ומנין שאפילו חיטין תלמוד לומר ולקחת מכל מקום יכול אף בשאר מנחות כן תלמוד לומר אותה מפני החיסחון
WAS SIFTED THROUGH THIRTEEN SIEVES, THE TWO LOAVES THROUGH TWELVE, AND THE SHEWBREAD THROUGH ELEVEN. R'SIMEON SAYS, THERE WAS NO PRESCRIBED NUMBER FOR THEM,<span class="x" onmousemove="('comment',' Adopting the reading , R. Simeon clearly refers to all that has been stated previously in this and in the preceding Mishnah; accordingly it was not essential to sift the flour in a prescribed number of sieves, or to take it out of a prescribed number of se'ahs, so vcme vk vhv tk long as fine flour was obtained (Bartinoro) . In the separate editions of the Mishnah the reading is ; accordingly R. Simeon refers only to the number of siftings prescribed for the Shewbread (Rashi MS.) .');"><sup>11</sup></span>