I've been pondering this, and I wonder if they distinguished faithful and non-faithful during the Ar-Pharazôn incident.
1 Answer
Yes. From "The Akallabêth":
... by grace of the Valar Elendil and his sons and their people were spared from the ruin of that day.
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They were given forwarning too and their ships were pushed to safety if I recall– user46509Commented Sep 14, 2015 at 20:07