Who said "I am the bridge between mortality and eternity."?

This quote is attributed to The Bifrost.

I am the bridge between mortality and eternity. - The Bifrost

"I am the bridge between mortality and eternity."

The Bifrost Death

"I am the Bifrost, the rainbow bridge between worlds, forever connecting what was separated."

"All paths lead through me, whether mortals know it or not."

"To traverse me is to understand that all realms are one."

"I have witnessed the birth and death of civilizations across the Nine Realms."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."