וּלְשִׁפְחָֽתְךָ֙ שְׁנֵ֣י בָנִ֔ים וַיִּנָּצ֤וּ שְׁנֵיהֶם֙ בַּשָּׂדֶ֔ה וְאֵ֥ין מַצִּ֖יל בֵּֽינֵיהֶ֑ם וַיַּכּ֧וֹ הָאֶחָ֛ד אֶת־הָאֶחָ֖ד וַיָּ֥מֶת אֹתֽוֹ׃
And thy handmaid had two sons, and they two strove together in the field, and there was none to part them, but the one smote the other, and killed him.
Read kabbalistic (mystical) interpretation of II Samuel 14:6: and classical mystical sources.