"Warning that you are now under the influence of Sargeras’ soul corrosion, you will lose 1 point of soul power and 1% humanity every 5 minutes. Your soul state is within a radius of 1 meter from Sargeras."
Fortunately, Duke still saw the option of picking up the body and reviving it, and Sargeras didn’t seem to find him as a special soul. He dare not resurrect. Casual resurrection will be easily killed