וְכִֽי־יַכֶּה֩ אִ֨ישׁ אֶת־עַבְדּ֜וֹ א֤וֹ אֶת־אֲמָתוֹ֙ בַּשֵּׁ֔בֶט וּמֵ֖ת תַּ֣חַת יָד֑וֹ נָקֹ֖ם יִנָּקֵֽם׃
人若用杖打他的男僕或婢女，以致僕人死在他手下，他必要被治罪處死。
The Jewish Spiritual Heroes
If two people engage in a fight, the Bible says that he who beats his friend shall heal the victim (Ex. 21:20). This indicates that it is permissible to engage in healing the sick.24)ברכות ס׳ א׳.