[Gregor elaborates on the specific character of the oath, as he feels Aral is going to consider it extremely pertinent information.]

Sworn sincerely and unbreakably, using my other power, to be a loyal and obedient liegeman and not to harm anyone else sworn to me, [he clarifies.] With all the privileges and protections from me due any other liege-sworn.

[He finishes in a softer tone, knowing Aral is going to pick up the significance from that that Miles's brother hadn't-- that Gregor intends to make sure he isn't abandoned to his fate, whatever it may be.]