The new regulations have created 'a devil of' a problem [=a very difficult problem] for many small businesses.
He had 'a devil of a time' getting another job. [=he found it very difficult to get another job]
The shoes look great, but they're 'the devil' to walk in. [=they are very difficult to walk in]
(..) - Enough now. Enough, enough! I do not love these other women as I love you, hmm? I have sex with them to free them of their devils and their fears. I take their troubles upon myself, as I took Ivar's pains upon myself. Everything I do is holy. That's why you called me back. (..)2016 TvShow: Vikings Title: Portage Season: 4 Episode 8