God helped him

Here the pronouns "He" and "him" represent Uzziah and his army. Alternate translation: "God helped them" (See: rc://en/ta/man/jit/figs-synecdoche)

Gurbaal

This is likely people who moved to that area from the kingdom of Maon near Mount Seir. (See: rc://en/ta/man/jit/translate-names)