What is the significance of the allusion in this passage connect to the central idea of the passage? The allusion is to the mountain where Brutus and Antony will reside after the battle has been one.
The allusion introduces the idea that, although the two men are very powerful and command armies, they are as honored by the Romans as the gods.
The allusion emphasizes the that the faults that Brutus sees in Cassius are as high as the mountain of the gods.
The allusion to the gods introduces the notion deep commitment the conspirators have to religion