I accidentally attacked the moth priest in Dawnguard. How do I settle him down? I've got it on PS3.
If you are on PC, you can use the command console.
Hopefully he will not be aggressive towards you anymore.
Full list of commands you can use can be found here: Skyrim:Console
Specifically, you are using the
If you are on console, you can try getting away from the NPC and then sleeping or resting or waiting for several in game days and hopefully he will no longer be aggressive.