Now brother will betray brother to death, and a father his child; and children will rise up against parents and cause them to be put to death.
Mark 13:12
Surrounding context
13:11 But when they arrest you and deliver you up, do not worry beforehand, or premeditate what you will speak. But whatever is given you in that hour, speak that; for it is not you who speak, but the Holy Spirit.
13:12 Now brother will betray brother to death, and a father his child; and children will rise up against parents and cause them to be put to death.
13:13 And you will be hated by all for My name's sake. But he who endures to the end shall be saved.