I can tell you what happened in my world, but there is no guarantee things will happen the same way in yours.

[ The parallels do seem too pointed for Jace to not be a Herondale, but that just means it'd be worse if Ragnor was wrong about it. He could be a Wayland boy, raise by Valentine. He could actually be Valentine's son.

Maybe in their world there is no Sebastian. Ragnor can't be sure and saying anything about it would be irresponsible at best. ]

The war will end, as all wars do. We ought to focus on the here and now.