Renewed his days as of old
Returned to the good state in which he had been; became renewed with full vigor (see also: "Renew our days as of old").
("Bring us back to You, O Lord, and we shall return; renew our days as of old" — Lamentations 5:21, and also: "To eat its fruit / and to gather a rose / and as in the days of his youth his days shall be renewed" — Moshe Ibn Ezra / Ruach Sasoni, and also: "Our swarms are going out to renew our hive from of old" — Shaul Tchernichovsky / Massa Hinchil, and also: "Desert, desert, poor one! / Do not let slumber cover you! / Let us renew now, you and I / your days as of old" — Yaakov Orland / Song of the Mornings)
Translation
Expression (Hebrew)
חִידֵּשׁ יָמָיו כְּקֶדֶם, חִידֵּשׁ אֶת יָמָיו כְּקֶדֶם
Definition (Hebrew)
חָזַר לַמַּצָּב הַטּוֹב שֶׁבּוֹ הָיָה.הִתְחַדֵּשׁ בִּמְלֹא הַמֶּרֶץ (רְאֵה גַּם:"חַדֵּשׁ יָמֵינוּ כְּקֶדֶם").
("הֲשִׁיבֵנוּ ה' אֵלֶיךָ וְנָשׁוּב וְנָשׁוּבָה חַדֵּשׁ יָמֵינוּ כְּקֶדֶם"- אֵיכָה ה כא, וְכֵן:"לֶאֱכֹל פָּרַי/ וְלִלְקֹט שׁוֹשַׁנָּה/ וְכִימֵי עֲלוּמָיו יְחֻדְּשׁוּ יָמָיו"- מֹשֶׁה אִבְּן עֶזְרָא/ רוּחַ שְׂשׂוֹנִי, וְכֵן:"הוֹלְכִים נְחִילֵינוּ לְחַדֵּשׁ אֶת כַּוַּרְתֵּנוּ מִקֶּדֶם"- שָׁאוּל טְשֶׁרְנִיחוֹבְסְקִי/ מַסַּע הִנְחִיל, וְכֵן:"עֲרָבָה, עֲרָבָה, עָנִי!/ אַל יְכַסֵּךְ רָדַם!/ נְחַדֵּשׁ נָא, אַתְּ וַאֲנִי/ אֶת יָמַיִךְ כְּקֶדֶם"- יַעֲקֹב אוֹרְלַנְד/ שִׁיר הַבּוֹקְרִים)