Reference for Sanhedrin 102:2

אמר רבא מאי שנא או אידי ואידי ממש או אידי ואידי רשות

— Abaye answered: Ifso, we should not study the laws of sacrifices, as they are also only forthe Messianic era. But we say: Study and receivereward;<span class="x" onmousemove="('comment',' [Learning has its own merit, quite apart from any practical utility that may be derived therefrom]. ');">⁷</span>

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