C150 Refining earth fire

"Brat, don't be in such a hurry to leave. Your body has already experienced a few lightning tribulations. You can refine that set of Earth Fire. Spend a few days to refine it." Inside the cultivation room, the Old Ghost said to Zhuo Quan.

The Earth Fire was the same ball of flame that Zhuo Quan had ignited inextinguishable day and night under the cauldron when he was soaking in the water