27:22כ״ז:כ״ב
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קול יעקב. שֶׁמְּדַבֵּר בִּלְשׁוֹן תַּחֲנוּנִים קוּם נָא, אֲבָל עֵשָׂו קִנְטוּרְיָא דִּבֵּר יָקֻם אָבִי:

THE VOICE OF JACOB, because he speaks in an entreating strain —“Arise I pray thee.” Esau, however, spoke in a harsh strain (v. 31) “Let my father arise” (Midrash Tanchuma, Toldot 11).