How did Faye die in God of War Ragnarok?

sportskeeda.com:

God of War Ragnarok has answered many lingering questions fans had about the previous title, God of War (2018). However, one character continues to remain shrouded in mystery, despite her prominence in Kratos and Atreus' journey across the nine realms - Faye, wife to Kratos and mother of Atreus.

Faye's final wish for her ashes to be scattered from the highest peak of all realms is what nudged Kratos and his son Atreus to take the journey through Midgard up to Jotunheim, and yet, her history with Kratos, Atreus, and the Giants remains a mystery, even after the conclusion of God of War Ragnarok.

While players finally got the opportunity to see Faye, hear her voice and acquaint themselves with her and Kratos' relationship as husband and wife, her sudden death has not been explored or answered in either of the two games. However, there are a few hints towards the end of God of War Ragnarok, which point towards the real answer behind Faye's death, including a thunderous battle with Aesir as well as her role in Kratos' ultimate journey towards godhood.

Note: This article contains major spoilers for God of War (2018) and God of War Ragnarok.

While it was never explicitly mentioned, Faye might've died of the wounds she suffered when she fought Thor, the God of Thunder. Faye being a mortal might have also contributed to her eventual demise. However, there are hints that Thor is the one who was behind her death.

During the first battle between Kratos and Thor on the frozen Lake of Nine, Thor mentions seeing the same lightning tree before, which was created as a result of the clash between Mjolnir and Leviathan Axe. It was a perfect indication of Thor having fought Faye, who was the original wielder of the Leviathan Axe, before she