You give Bretself the Translator Fleshy Lump.
Bretself the Translator tells you, "Ugh! Another of these lumps? Even worse, this ones still squirming! Still... this is fascinating."
Bretself the Translator tells you, "This seems to be orders to the Shadows under Isin Dule's command. Oh my, he raised a Shadow Spire? He's ordering his forces to stop some High Archon of the Raven Hand. Here, take a look."
Bretself the Translator gives you Isin Dule's Orders.