“Valiant Champion with the Proceran fantassins on the wall. Can’t find the White Knight or the Bard, though the scrying grows unstable over on three, twelve to fifteen diameter. I’d say our boy Hanno got his hands on an amulet to scramble us.”

...

As the communication spell that connected Wekesa to Amadeus and Sabah was derivative of scrying, it was likely it would be made ineffective when the Duni engaged the White Knight. Only inexact sorcery prior to the distance being closed could feasibly be deployed.

- Book 3, Villainous Interlude: Calamity I