וַיַּ֥עַן יוֹאָ֖ב וַיֹּאמַ֑ר חָלִ֤ילָה חָלִ֙ילָה֙ לִ֔י אִם־אֲבַלַּ֖ע וְאִם־אַשְׁחִֽית׃
And Joab answered and said: ‘Far be it, far be it from me, that I should swallow up or destroy.
Read kabbalistic (mystical) interpretation of II Samuel 20:20: and classical mystical sources.