Deep within the Hall of Ten Thousand Demons.
Five high-ranking demons, second only to Lucifer, stood apart from one another. Before them, a pentagram array burning with blue flames appeared.
Lucifer himself knelt devoutly at the center of the array, his hands crossed over his chest and resting on opposite shoulders, like a pious believer praying to the Creator.
Nine blood-red gems were embedded in the array in orderly fashion. As the blue flames burned, blood-like liquid flowed from them. The array's flames immediately blazed even more fiercely, faintly seeming to connect to a distant void.
The dark power of the five high-ranking demons also poured endlessly into the array. Then, all the blood-red gems simultaneously emitted a wisp of black aura, connecting to Lucifer's body.
The "Sage's Source" was a crystal truly refined from blood and life. It was a supreme treasure forged by these demons after destroying one plane after another, possessing unimaginable power and capable of providing nearly limitless energy.
Even the wishes of gods and demons could be fulfilled.
A single gem the size of an egg required the destruction of ten medium planes to obtain. One even had to use dark power to forcibly refine every living creature in an entire world, allowing the resentment, despair, and bloodshed of its inhabitants to assault that world's Heavenly Dao.
Only then could it be successfully condensed, using the utterly fallen Heavenly Dao as the final catalyst.
It was the most cruel of treasures, and only the powerful demons of the Abyss could refine it.
Correspondingly, the more powerful the plane used to create a Sage's Source, the more powerful the source itself would be. It could even help high-ranking demons like them break through their original limits and reach an even more terrifying realm.
Naturally, refining these