To steal someone's heart away/ to deceive
Caused to love him or to admire him (originally: deceived him and caused him to be mistaken in his judgment).
(And Absalom did this thing unto all Israel that came to the king for judgment; and Absalom stole the hearts of the men of Israel - 2 Samuel 15:6)
Translation
Expression (Hebrew)
גָּנַב אֶת לִבּוֹ, גִּנֵּב אֶת לִבּוֹ
Definition (Hebrew)
הֵבִיא לְהִתְאַהֲבוּת בּוֹ אוֹ לְהַעֲרָצָה אוֹתוֹ (בַּמָּקוֹר: רִמָּה אוֹתוֹ אוֹגְרָם לְהַטְעָיָה בַּחֲשִׁיבָה שֶׁלּוֹ).
("וַיַּעַשׂ אַבְשָׁלוֹם כַּדָּבָר הַזֶּה לְכָל יִשְׂרָאֵל אֲשֶׁר יָבֹאוּ לַמִּשְׁפָּט אֶל הַמֶּלֶךְ וַיְגַנֵּב אַבְשָׁלוֹם אֶת לֵב אַנְשֵׁי יִשְׂרָאֵל"- שְׁמוּאֵל ב טוּ ו)