Who said "Death is not the end; it's the beginning of judgment."?

This quote is attributed to Black Widow (MCU).

Death is not the end; it's the beginning of judgment. - Black Widow (MCU)

"Death is not the end; it's the beginning of judgment."

Black Widow (MCU) Death

"I've been red in my ledger for a long time. I'm trying to wipe it out."

"Sometimes you need to go back in order to move forward."

"I'm always picking up after you boys."

"You really think you can hold onto the cube? It has a lot of voltage."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."