וַאֲבִישַׁ֞י אֲחִ֣י ׀ יוֹאָ֣ב בֶּן־צְרוּיָ֗ה ה֚וּא רֹ֣אשׁ השלשי [הַשְּׁלֹשָׁ֔ה] וְהוּא֙ עוֹרֵ֣ר אֶת־חֲנִית֔וֹ עַל־שְׁלֹ֥שׁ מֵא֖וֹת חָלָ֑ל וְלוֹ־שֵׁ֖ם בַּשְּׁלֹשָֽׁה׃
And Abishai, the brother of Joab, the son of Zeruiah, was chief of the three. And he lifted up his spear against three hundred and slew them, and had a name among the three.
Read midrashic interpretation of II Samuel 23:18: and classical rabbinic exegesis.