Mark 13:12

12 "Brothers will give their own brothers to be killed, and fathers will give their own children to be killed. Children will fight against their own parents and cause them to be put to death.

Mark 13:12 Meaning and Commentary

Mark 13:12

Now the brother shall betray the brother to death
Signifying, that such should be the rage of men, particularly the Jews, against Christ and his Gospel, that those that were in the nearest relation, were of the same flesh and blood, children of the same parents, should betray and deliver up each other into the hands of the civil magistrate, in order to be put to death:

and the father the son; and children shall rise up against their
parents, and shall cause them to be put to death;
things unnatural and shocking; (See Gill on Matthew 10:21).

Mark 13:12 In-Context

10 But before these things happen, the Good News must be told to all people.

11 When you are arrested and judged, don't worry ahead of time about what you should say. Say whatever is given you to say at that time, because it will not really be you speaking; it will be the Holy Spirit.

12 "Brothers will give their own brothers to be killed, and fathers will give their own children to be killed. Children will fight against their own parents and cause them to be put to death.

13 All people will hate you because you follow me, but those people who keep their faith until the end will be saved.

14 "You will see 'the destroying terror' standing where it should not be." (You who read this should understand what it means.) "At that time, the people in Judea should run away to the mountains.