וְכִֽי־יַכֶּה֩ אִ֨ישׁ אֶת־עַבְדּ֜וֹ א֤וֹ אֶת־אֲמָתוֹ֙ בַּשֵּׁ֔בֶט וּמֵ֖ת תַּ֣חַת יָד֑וֹ נָקֹ֖ם יִנָּקֵֽם׃
사람이 매로 그 남종이나 여종을 쳐서 당장에 죽으면 반드시 형벌을 받으려니와
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׳.