# So Edom has been in rebellion against the rule of Judah to this present day

"So after that, Edom was no longer controlled by Judah, and it is still like that"

# the rule of Judah

"the rule of the king of Judah". King Jehoram of Judah dies and his son Ahaziah becomes king. 

# to this present day

to the time that this book was written

# Libnah also revolted at the same time

"During that same time, Libnah also rebelled against the king of Judah" 

# Libnah

"the people of Libnah". This is a city that was originally part of Judah.