וְאַחֲרָ֛יו אֶלְעָזָ֥ר בֶּן־דּוֹד֖וֹ הָאֲחוֹחִ֑י ה֖וּא בִּשְׁלוֹשָׁ֥ה הַגִּבֹּרִֽים׃
Und nach ihm war Eleasar, der Sohn von Dodo, der Ahohiter, der einer der drei mächtigen Männer war.
Rashi
he was among the three mighty men He was included in the three mighty men; he was one of them. And these three were mightier than the rest of the thirty three mentioned nearby. Here he counts only two: Jashobeam and Eleazar, but in Samuel (II 23:11), it mentions the third one as well, as it is written: “and after him [came] Shammah the son of Agei the mountaineer”