Who said "The sky is my kingdom, and all below trembles."?

This quote is attributed to Drogon.

The sky is my kingdom, and all below trembles. - Drogon

"The sky is my kingdom, and all below trembles."

Drogon Power

"I am fire. I am death."

"Dracarys."

"A dragon is not a slave."

"I will burn them all."

"Power without control is just destruction."

"Power is not about control, it's about influence"

"The world doesn't need me to be the hero. It just needs me to be dangerous."

"The claws come out when I need them to."