By the strength of the arm / forcibly
By extension: using physical power. Through the exercise of power unlawfully. Literally: by the strength of the hand.
(“And the priest shall take the arm of the ram to indicate that the arm is separated from the ram, being cooked for its owners from the sacrifices, and it shall be given to the priest as a sign that by the strength of the arm this Nazirite has been separated from the desires of his flesh at first to become a Nazirite” – Abravanel, Numbers 6; and likewise: “And He will repay them – the Lord will repay the recompense of the violence they did by force of the arm” – Metzudat David, Psalms 103:23)
Translation
Expression (Hebrew)
בְּכֹחַ הַזְּרוֹעַ
Definition (Hebrew)
בְּהַשְׁאָלָה: בְּכֹחַ פִיזִי. תּוֹךְ הַפְעָלַת כֹּחַ שֶׁלֹּא כַּדִּין. מִלּוּלִית: בְּכֹחַ שֶׁל הַיָּד.
("וְטַעַם וְלָקַח הַכֹּהֵן הַזְּרוֹעַ בְּשֶׁלָּהּ מִן הָאַיִל. לְהַגִּיד שֶׁיַּבְדִּיל הַזְּרוֹעַ מִן הָאַיִל בִּהְיוֹתוֹ מְבֻשָּׁל לַבְּעָלִים מִן הַשְּׁלֵמִים וְתִנָּתֵן לְכַהֵן לְסִימָן שֶׁבַּכֹּחַ הַזְּרוֹעַ נִבְדָּל הַנָּזִיר הַזֶּה מִתַּאֲוַת גַּשְׁמוּתוֹ בָּרִאשׁוֹנָה לִהְיוֹת נָזִיר" – אַבַּרְבַּנְאֵל בַּמִּדְבָּר פֶּרֶק ו, וְכֵן: "וַיֵּשֶׁב עֲלֵיהֶם – עֲלִיָּה' יָשִׁיב אֶת גְּמוּל הֶחָמָס שֶׁעָשׂוּ בְּכֹחַ הַזְּרוֹעַ" – מְצוּדַת דָּוִד תְּהִלִּים צַד כג)