Verin Mathwin
Chapter 3 - The Amyrlin's Anger
Verin / Verin Mathwin
Referenced by Egwene as having previously suspected a Forsaken was hidden in the White Tower and could defeat the Oath Rod.
Chapter 19 - Talk of Dragons
Verin
A former Aes Sedai whose rumored whereabouts briefly prompt consideration of a gateway to the Tower of Ghenjei before being dismissed.
Chapter 47 - A Teaching Chamber
Verin / Verin Mathwin — aliases: Aes Sedai
Mentioned by Matrim as having sent him an oath-bound letter that remains unopened, with her whereabouts and safety currently unknown.
Chapter 52 - Boots
Verin
Referenced via a worn, sealed letter that Matrim examines but ultimately decides never to open.