(Primly,) The Old Gods are a thing of ancient Tevinter. I doubt you'd be able to find many who still believe in them today; anybody who says they do is part of a cult or trying to sell you something.

(... This is tantamount to admitting she knows very little about them, only through ghost stories and Circle schoolyard rumour. Still, Vega presses on.) There were seven of them. Old Gods, I mean, they took the form of dragons — or they were only ever just dragons, but very large and powerful ones, so out of fear people worshipped them like gods.

You don't need to worry about them here.