Matthew 10:21
[At that time] a person will turn his brother over to be killed, and the father [will do the same to] his child. And children will rebel against their parents and turn them over to be killed.
Matthew 10:36
[In fact] a person's enemies will be members of his own family [i.e., in some cases].
Matthew 12:25
Knowing their thoughts Jesus said to them, "Every kingdom [plagued] with internal division will end in ruin. And every city or household divided from within will not survive.
Revelation 17:12-17
"And the ten horns you saw are ten kings, who have not received a kingdom yet, but for one hour they will receive authority as kings, along with the beast.