Fetch the will hither, and we shall determineHow to cut off some charge in legacies.
Upon condition Publius shall not live
Act IV Scene I
So is my horse, Octavius, and for thatI do appoint him store of provender.
But he’s a tried and valiant soldier.
Act IV Scene II
He is at hand
What now, Lucilius, is Cassius near?
Marc Antony, Octavius, and Lepidus, who are members of the second Triumvirate decide which conspirators they want to kill, and they make a list of their names. They also discuss how they are going to use Caesar's will to their own benefit.#160;
Act IV Scene II
Brutus, this sober form of yours hides wrongs, And when you do them-
Cassius, be content. Speak your griefs softly.
After Lepidus leaves, Octavius and Antony discuss the role that he will play as a member of the Second Triumvirate.#160;
Act IV Scene III
Brutus, bait not me.
But for supporting robbers, shall we now Contaminate our fingers with base bribes
Lucilius gives Brutus a warning that Cassius is approaching with his legions of men.#160;
Act IV Scene III
Octavius, Antony, and Lepidus Have put to death an hundred senators. 
Cassius arrives at the camp with his men and immediately gets into a heated argument with Brutus. Brutus thinks that they should move to a private location so their men do not think their leaders are weak. 
Cassius and Brutus continue to argue over "trivial" matters. Brutus accuses Cassius of taking bribes, and they patronize each other continuously throughout the scene. 
After a long and grueling argument, Cassius and Brutus receive news of Antony's armies marching toward Philippi, and the two come to accept each other's differences so that they can end up working together for their ultimate goal of victory.