A Court of Mist and Fury · Chapter 58
Hybern Attacks Velaris
Hybern's forces, led by the Attor and using the Cauldron to break the city's wards, invade Velaris. Feyre uses her water powers to defend the city and kills the Attor in aerial combat.
Outcome
Velaris survives but is devastated. Feyre and Rhysand decide to strike at the Cauldron in Hybern.