"We'll go tomorrow," Crowley says. "We just survived a War, today, angel, I think we deserve a few minutes rest."

By 'we', he means Aziraphale. He can't just throw him back into the clutches of the angels that fast. They only just got out of there. He's also not so keen to see Beezelbub having just destroyed one of their Dukes. And there is always the possibility---however unlikely---that Hastur survived the raincloud. Crowley would avoid that for a lifetime if he could. He can't, but he would if he could.

He shifts himself, trying to stand out of the tub. "Come on, time I actually see what that bed is like."