"It seems like there really is nothing left for us to talk about."
Since the shadow wasn't willing to actually tell us anything, then letting it run its mouth was nothing more than waiting for disaster.
The shadow had shown that it had the ability to control people, which was why it had controlled Angil to cause this mess in the land of the gnomes in the first place.
As such, it was best to seal it away as soon as possible so it could no longer cause any trouble.
The shadow also seemed to recognize this, so it said, "It's a waste of your time and abilities to remain in your current position. Following those false gods is not the path for someone like you."
"False gods? Is that what the God of Destruction told you? But what is a real god then when even the God of Destruction was something that came from the God of Creation?"