en_tn/jer/25/23.md

Dedan, Tema, and Buz

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

all the ones who cut the hair on the sides of their heads

This probably refers to people who cut their hair short in order to honor a pagan god. Some modern versions interpret this Hebrew expression as "all the people who live on the edge of the wilderness." See how you translated a similar phrase in Jeremiah 9:26.

they also had to drink it

"they also had to drink the wine from the cup"