OET interlinear 2 SAM 2:25

uW Translation Notes:

Note 1 topic: figures-of-speech / metaphor

בְנֵֽי־בִנְיָמִן֙

sons_of Binyāmīn

See how you translated the similar expression in 1:18. Alternate translation: [the soldiers from the tribe of Benjamin]

Note 2 topic: figures-of-speech / metaphor

אַחֲרֵ֣י אַבְנֵ֔ר

after ʼAⱱnēr

The author is speaking as if these soldiers had positioned themselves physically behind Abner. He means that they were following Abner as their leader. If it would be clearer in your language, you could state the meaning plainly. Alternate translation: [with Abner leading them] or [under the command of Abner]

Note 3 topic: figures-of-speech / personification

עַ֥ל רֹאשׁ־גִּבְעָ֖ה אֶחָֽת

on/upon/above/on_account_of//he/it_went_in head (Some words not found in UHB: and,they_gathered_together sons_of Binyāmīn after ʼAⱱnēr and=they_were (into)_a,band one and,they_stood on/upon/above/on_account_of//he/it_went_in head hill one )

The author is speaking of this hill as if it were a living thing that could have had a head. Your language may have a comparable expression that you can use in your translation. You could also use plain language, as the UST does. Alternate translation: [on the crown of a hill]