en_tn/2sa/14/02.md

sent word to Tekoa and had a wise woman brought

This means that Joab sent someone with a message to Tekoa and had him bring back a woman to him. This can be written in active form. Alternate translation: "sent someone with a message to Tokoa and had him bring a wise woman back" (See: rc://en/ta/man/jit/figs-metonymy and rc://en/ta/man/jit/figs-activepassive)

Tekoa

This is the name of a place. (See: rc://en/ta/man/jit/translate-names)

the dead

This refers to someone who has died, not dead people in general. Alternate translation: "someone who has died" (See: rc://en/ta/man/jit/figs-nominaladj)