The White Tower
The White Tower is an emblem of authority. Elaida wants to put her foes under the power of the White Tower to ensure that her reign is sold. Similarly, Forsaken and Sanche are on a mission to have a vibrant rebellion that will attack the White Tower to exasperate Elaida's rule.
Rand Al’Thor
Rand Al’Thor is a symbol of pliability and brilliance. Al'Thor is a pre-emptive leader, and he earns the title 'Chief of Chiefs' because he controls several clans and aims at adding more under his rule. Similarly, Elaida is afraid of Al'Thor, and she plans to come up with a scheme to bring him under the influence of the White Tower.
Aes Sedai as a symbol of rebellion
Aes Sedai is a character used figuratively to represent antagonism and insurgence against Elaida's rule. Sedai organizes a rebellion to oppose Elaida's decision to bring Al'Thor under the influence of the White Tower. Therefore, Sedai is nothing less than the opposing power to frustrate Elaida's intentions.
The Figurative Meaning of the Title (The Fires of Heaven)
The Title 'The Fires of Heaven symbolically represents supremacy battles. The battle for power in the novel is intense, and every character wants to reign. For instance, Rand wants to control more clans to build his capacity against enemies. Similarly, Elaida is the new Amyrlin Seat, and she wants to track down all rebels. On the other hand, Sanche is a deposed Amyrlin Seat who wants to be the rebellion leader in frustrating Elaida.