וַיִּרְדֹּ֥ף עֲשָׂהאֵ֖ל אַחֲרֵ֣י אַבְנֵ֑ר וְלֹֽא־נָטָ֣ה לָלֶ֗כֶת עַל־הַיָּמִין֙ וְעַֽל־הַשְּׂמֹ֔אול מֵאַחֲרֵ֖י אַבְנֵֽר׃
And Asahel pursued after Abner; and in going he turned not to the right hand nor to the left from following Abner.
Read midrashic interpretation of II Samuel 2:19: and classical rabbinic exegesis.