Lucifer smiles thinly, the closest to amusement that he can probably get at this point. Daniel, quoting the book of Daniel to the Devil.

"Oh, Daniel," he says, "I have now come forth to give you insight and understanding."

He leaves the part about addressing their problems be for now; they probably weren't, really, going to address what was actually the problem with their family. If all went well, they would talk about revenge and the methods of obtaining it, and possibly about finding their older brother Michael to make it all the more certain that they got it. And after that... well. Three angels does not a Heaven make.

"Are you a religious man, Daniel?"