I Chronicles 11:21 Midrash

מִן־הַשְּׁלוֹשָׁ֤ה בַשְּׁנַ֙יִם֙ נִכְבָּ֔ד וַיְהִ֥י לָהֶ֖ם לְשָׂ֑ר וְעַד־הַשְּׁלוֹשָׁ֖ה לֹֽא־בָֽא׃ (ס)

Of the three in the second rank he was the most honourable, and was made their captain; howbeit he attained not to the first three.

Read midrashic interpretation of I Chronicles 11:21: and classical rabbinic exegesis.