To divert one's attention, to distract one's heart
To transfer one's thought to another matter. To not concentrate and think about something else. Or: to divert one's emotions.
("He forgot and did not remember the Sabbath of Omer, which He gave rest to His people Israel, both when his knowledge helped him and when his knowledge did not help him" - Yerushalmi Barachiot 7, 4, and so on: "The Rabbi helped his knowledge in all his affairs and there was all his attention in this matter" - Agnon/ and the verse was to the right, 92, and so on: "Until the day that Ezel approached Sonya...she drove her heart away, even laughing...he drove his mind away from the drive and began to ponder the poem" - Agnon/ Tamol Shilshom, 197,253)
Translation
Expression (Hebrew)
הִסִּיעַ אֶת דַּעְתּוֹ, הִסִּיעַ לִבּוֹ
Definition (Hebrew)
הֶעֱבִיר מַחֲשַׁבְתּוֹ לָעִנְיָן אַחֵר. לֹא הִתְרַכֵּז וְחָשַׁב עַל דָּבָר אַחֵר. אוֹ: הֶעֱבִיר אֶת רִגְשׁוֹתָיו.
("שָׁכַח וְלֹא הִזְכִּיר שֶׁל שַׁבָּת אוֹמֵר אֲשֶׁר נָתַן מְנוּחָה לְעַמּוֹ יִשְׂרָאֵל כֵּן בְּשֶׁהִסִּיעַ דַּעְתּוֹ וְכֵן בְּשֶׁלֹּא הִסִּיעַ דַּעְתּוֹ"- יְרוּשַׁלְמִי בְּרָכוֹת ז, ד, וְכֵן:"הִסִּיעַ הָרַב דַּעְתּוֹ בְּכָל עִנְיָנָיו וְשָׁם כָּל מַעְיָנוֹ בַּסּוּגְיָא זוֹ"-עַגְנוֹן/ וְהָיָה הֶעָקֹב לְמִישׁוֹר, 92, וְכֵן:"עַד לַיּוֹם שֶׁנִּתְקָרֵב אֵצֶל סוֹנְיָה...הִסִּיעָה לִבָּהּ אַף מִיִּצְחָק...הִסִּיעַ דַּעְתּוֹ מִן הַנְּסִיעָה וְהִתְחִיל מְהַרְהֵר בְּשִׁפְרָה"- עַגְנוֹן/ תְּמוֹל שִׁלְשׁוֹם, 197,253)