A similar entry appears in the Wheel of Time Companion confirming the information available in the main story arc.
Author: Kyria d'Oreyn
Unless stated otherwise, all information herein is taken from Knife of Dreams, Chapter 30. )
At first, he refuses to accept the fact that Arrela does not want to marry him.
After Perrin defeats the Shaido, Aldin seems to accept that Arrela is not interested and starts to spend more time with Aravine (ToM, Ch. 34). As she dies, she asks Faile not to let him know she was a Darkfriend (AMoL, Ch. 37).