Which preposition to use with pajamas

amidst Occurrences 1%

He sat in his crumpled pajamas amidst his crumpled, dingy bedclothes, his hair scattered over his forehead, his large, heavy eyes fixed anxiously upon Sylvester.

in Occurrences 1%

It is a city of the sickof healing, ratherand on a bright day, with crowds of convalescents sitting about in their linen pajamas in the sun, stretcher-bearers going back and forth, the capable-looking surgeons with their strong, kind faces, pretty nurses in nun-like white, it all has the brisk, rather jolly air of any vigorous organism, going full blast ahead.

under Occurrences 1%

"It's a strange fact," said Remsen as he thrust a suit of pajamas under the pillow, "that Outfield West is missed at Hillton more than any fellow who has graduated from there for several years past.

Which preposition to use with  pajamas