He hadn't expected it to work, but Certain People would make his life, well, hell if he hadn't made at least a token effort. Even though he'd rated the odds of success as about as likely as the probability of the High Priestess of Ishtar being a virgin.

He turned to his companion with an ingratiating smile,

"By the way, there's no need to mention this to The Angel when you see him next, is there?"

The man said nothing, but gave him A Look.

"Er, well, I guess I'll be off now then," said Crowley.

A second later there was only one figure left on the mountainside.

Matthew 4:8-11:
Again, the devil took him to a very high mountain and showed him all the kingdoms of the world and their splendor. "All this I will give you," he said, "if you will bow down and worship me."
Jesus said to him, "Away from me, Satan! For it is written: 'Worship the Lord your God, and serve him only."
Then the devil left him, and angels came and attended him.

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