Castiel will take that as a good sign, that Gabriel has the energy to glare at him. At least it looks like he's out of immediate danger. He glances around the room briefly; he's not sure how long it'll take until they'll be able to travel, and it occurs to him how vulnerable they are. His top concern is that Lucifer might return, of course.

"If you're all right for a few moments, I should put up some wards to keep anyone else from coming to pay their last respects."