At the authority
He authorized his subordinates to handle matters within his authority.
(Modern Hebrew following the expression "at his spirit")
Translation
Expression (Hebrew)
אָצַל סַמְכוּת
Definition (Hebrew)
הִסְמִיךְ אֶת הַכְּפוּפִים לוֹ לְטַפֵּל בְּעִנְיָנִים שֶׁבְּסַמְכוּתוֹ
(הָעִבְרִית הַחֲדָשָׁה בְּעִקְבוֹת הַבִּטּוּי "אֵצֶל מֵרוּחוֹ")