Frodo is about to give Galadriel The Ring. Instead of going crazy, Galadriel sings

I am the Elf Queen,
Dark as the Dawn,
In the place of Lord Sauron.

Treacherous as the Sea,
Stronger than the Earth,
All will love and Despair me.

I’ve passed the test,
I’ll go to the west,
I am Galadriel.