וַיֵּרְד֡וּ שְֽׁלוֹשָׁה֩ מִן־הַשְּׁלוֹשִׁ֨ים רֹ֤אשׁ עַל־הַצֻּר֙ אֶל־דָּוִ֔יד אֶל־מְעָרַ֖ת עֲדֻלָּ֑ם וּמַחֲנֵ֣ה פְלִשְׁתִּ֔ים חֹנָ֖ה בְּעֵ֥מֶק רְפָאִֽים׃
Lalu tiga orang kepala dari antara ketiga puluh orang itu turun ke bukit batu, kepada Daud, ke gua Adulam, sedangkan pasukan orang Filistin berkemah di Lembah Refaim.
Rashi
And three of the thirty These three were the heads of the entire thirty.