His mind cooled down, his mind calmed/ to cool down/ calm (cool) down/ feel satisfied
Calmed down. Ceased to be angry or excited. Became at rest.
("The moment Joseph saw Benjamin from the hand, his spirit was refreshed, and he opened his mouth and said, "God will guide my son" - in the beginning of Rava (Theodor-Albeck) Parashas and the Parashas of Tsag, and so on: "And his spirit did not refresh until he returned to Eve" - Yivamot Seg 3a, and so on: "He came from the journey and was tired or in pain... The wise said: Three days until "Let him rest and his knowledge cool down, and then he will pray" - Harambam / Sefer Ahabah, Hilchot Tefila and Birkat Kohenim, Part Four, Tu, 186, and so on: "They were grateful and praised the Holy One. Blessed is He, for the knowledge of the wicked has cooled down and the city has become quiet" - Y.L. Peretz / Devotion of Soul, Kasa, and so on: "When I was tired of the help of "Lord, to conclude, I will reveal to you what I have found to reveal, and now your knowledge has grown cold upon you?" - Y. Burla/ Silvers, 187, and so: "His knowledge grew cold and he returned to his beginning" - H. Hazaz/ Shlulit Genuza, 123)
Translation
Expression (Hebrew)
הִתְקָרְרָה דַּעְתּוֹ, נִתְקָרְרָה דַּעְתּוֹ
Definition (Hebrew)
נִרְגַּע. חָדַל לִכְעֹס אוֹ לְהִתְרַגֵּשׁ. נִהְיֶה נִנּוֹחַ.
("בְּשָׁעָה שֶׁרָאָה יוֹסֵף אֶת בִּנְיָמִין מִיָּד נִתְקָרְרָה דַּעְתּוֹ וּפָתַח וְאָמַר אֱלֹהִים יְחַנֵּךְ בְּנִי"- בְּרֵאשִׁית רַבָּה (תֵּאוֹדוֹר-אַלְבֵּק) פָּרָשַׁת וַיִּגַּשׁ פָּרָשָׁה צָג, וְכֵן:"וְלֹא נִתְקָרְרָה דַּעְתּוֹ עַד שֶׁבָּא עַל חַוָּה"- יְבָמוֹת סג ע"א, וְכֵן:"הַבָּא מִן הַדֶּרֶךְ וְהוּא עָיֵף אוֹ מֵצֵר...אָמְרוּ חֲכָמִים: שְׁלוֹשָׁה יָמִים עַד שֶׁיָּנוּחַ וְתִתְקָרֵר דַּעְתּוֹ, וְאַחַר כָּךְ יִתְפַּלֵּל"- הָרַמְבָּ"ם/ סֵפֶר אַהֲבָה,הִלְכוֹת תְּפִלָּה וּבִרְכַּת כֹּהֲנִים, פֶּרֶק רְבִיעִי, טוּ, 186, וְכֵן:"הָיוּ מוֹדִים וּמְשַׁבְּחִים לְהַקָּדוֹשׁ בָּרוּךְ הוּא עַל שֶׁנִּתְקָרְרָה דַּעְתּוֹ שֶׁל אוֹתוֹ רָשָׁע וְתִשְׁקֹט הָעִיר"- י.ל.פֶּרֶץ/ מְסִירוּת נֶפֶשׁ, קסא, וְכֵן:"כְּשֶׁאַגִּיעַ בְּעֶזְרַת ה' לְסִיּוּם,אֲגַלֶּה לָךְ מָה שֶׁאֶמְצָא לְגַלּוֹת, וְעַכְשָׁו נִתְקָרְרָה דַּעְתְּךָ עָלֶיךָ?"- י.בּוּרְלָא/ כִּסּוּפִים,187, וְכֵן:קִמְעָה קִמְעָה נִתְקָרְרָה דַּעְתּוֹ וְחָזַר לִתְחִלָּתוֹ"-ח.הָזָז/ שְׁלוּלִית גְּנוּזָה, 123)