en_tn_condensed/neh/03/15.md

Shallun ... Kol-Hozeh

These are names of men. (See: rc://en/ta/man/jit/translate-names)

Shallun son of Kol-Hozeh, the official

Shallun was the official, not Kol-Hozeh.

the wall of the Pool of Siloam

This means that the wall was beside the Pool of Siloam. Alternate translation: "the wall that surrounded the Pool of Siloam" (See: rc://en/ta/man/jit/figs-possession)