Answer:
Cassius orders his friend Pindarus to kill him and Brutus kills himself by impaling himself on his own sword.
Step-by-step explanation:
In the play Julius Caesar, after the assassination of Caesar, civil war broke in Rome. The adopted son of Caesar, Octavius arrives in Rome after the murder of Caesar and form an ally with Antony and Lepidus. They prepare themselves to fight against those who assassinated Caesar.
The coalition of Cassius and Brutus loses in the battle. Cassius orders his friend Pindarus to kill him with his own sword and after knowing about the death of Cassius Brutus, too, kills himself with his sword by making one of his men hold it and he impaling himself on it.