References in classic literature ?
Purun Bhagat heaped his fire high that night, for he was sure his brothers would need warmth; but never a beast came to the shrine, though he called and called till he dropped asleep, wondering what had happened in the woods.
Sometimes, for a minute or two, the Giant dropped asleep, and snored like the rush of a whirlwind.
Then, after seeing her eyes closed, and hearing her breathe gently, he believed she had dropped asleep, and left the apartment on tiptoe, closing the door after him with the utmost precaution.