To take pity on/ His compassions were aroused for..., He showed compassion for me.
He took pity on..., shared in the calamity and helped and extended a hand to..., (see also: "His compassion was aroused").
("It is the will of your ancestors that your mercy will overwhelm your anger, and your compassion will redeem your sins, and you will lead your children in the time of mercy, and you will gather them before the throne of judgment" - Blessings 7:1, and so: "The Merciful, your mercy will roll down like a cloud" - Piyyut "Rahmana Idkar Lan" said in Selichichot, so: "From the moment His mercy will be poured out, and he will take the keys of hell in his hand and give them to Gabriel and Michael, and he will say to them: Go and open the gates of hell and bring them up from hell, as it is said: Open the gates and a righteous nation will come in, a guardian of the faithful" - Otzer Hamidrashim (Eisenstein) Psikta, 496, and so: "Behold, a man is assigned In the midst of the defilement of wine and the health of the body is destroyed in it...they played and said...He is drunk, he is consumed. His mercy has rolled over him...he stands on his feet" - Agnon/ Tamol Shilshom, 55)
Translation
Expression (Hebrew)
הִתְגַּלְגְּלוּ רַחֲמָיו עַל..., גִּילָּה רַחֲמִים כְּלַפֵּי
Definition (Hebrew)
רִיחֵם עַל..., הִשְׁתַּתֵּף בְּצַעַר וְסִיֵּעַ וְהוֹשִׁיט יָד ל..., (רְאֵה גַּם:"הִתְעוֹרְרוּ רַחֲמָיו").
("יְהִי רָצוֹן מִלְּפָנֶיךָ שֶׁיִּכְבְּשׁוּ רַחֲמֶיךָ אֶת כַּעַסְךָ ,וְיִגּוֹלּוּ רַחֲמֶיךָ עַל מִדּוֹתֶיךָ וְתִתְנַהֵג עִם בָּנֶיךָ בְּמִדַּת הָרַחֲמִים, וְתִכָּנֵס לָהֶם לִפְנִים מִשּׁוּרַת הַדִּין"- בְּרָכוֹת ז א, וְכֵן:"הָרַחֲמָן,יִתְגַּלְגְּלוּן רַחֲמַיִךְ עָלָן"- פִּיּוּט "רַחֲמָנָא אִדְכַּר לָן" הַנֶּאֱמָר בִּסְלִיחוֹת, כֵּן:"מִיָּד יִתְגַּלְגְּלוּ רַחֲמָיו וְנוֹטֵל מַפְתְּחוֹת שֶׁל גֵּיהִנֹּם בְּיָדוֹ וְנוֹתְנָם לְגַבְרִיאֵל וּמִיכָאֵל וְאוֹמֵר לָהֶם: לְכוּ וּפָתְחוּ שַׁעֲרֵי גֵּיהִנֹּם וְהֶעֱלוּ אוֹתָם מִגֵּיהִנֹּם, שֶׁנֶּאֱמַר פִּתְחוּ שְׁעָרִים וְיָבֹא גוֹי צַדִּיק שֹׁמֵר אֱמֻנִים"- אוֹצֵר הַמִּדְרָשִׁים (אַיְזֶנְשְׁטֵיְן) פְּסִיקְתָּא, 496, וְכֵן:"רְאֵה לְאָדָם אֶחָד מֻטָּל בְּתוֹךְ שְׁלוּלִית שֶׁל יַיִן וְהַבְּרִיּוֹת מִתְקַלְּסִים בּוֹ...שִׂחֲקוּ וְאָמְרוּ...שִׁכּוֹר הוּא כְּלוֹט. נִתְגַּלְגְּלוּ רַחֲמָיו עָלָיו...הֶעֱמִידוֹ עַל רַגְלָיו"-עַגְנוֹן/ תְּמוֹל שִׁלְשׁוֹם, 55)