וַיְקֹנֵ֥ן הַמֶּ֛לֶךְ אֶל־אַבְנֵ֖ר וַיֹּאמַ֑ר הַכְּמ֥וֹת נָבָ֖ל יָמ֥וּת אַבְנֵֽר׃
Pranteou o rei a Abner, dizendo: Devia Abner, porventura, morrer como morre o vilão?
Rashi on II Samuel
The death of someone wicked. Like the death by sword of a wicked person.