Of This and Other Worlds

OK, I got his reply, of course you will need to put out the accents English doesn't have, like the two dots on 'u'

Wir empfinden tiefe Trauer fur diesen unendlichen Verlust.
In unseren Gedanken und Gebeten sind wir bei Euch!

It's slightly different, but he said that its meaning is closer to something one would actually say. I hope it helps...