Which preposition to use with reabsorb

in Occurrences 3%

Endymion had dropped his newspaper and was yawning; a sure sign that Narcissus, already reabsorbed in the Itinerary, would in a few moments be hurried from it to bed.

into Occurrences 2%

On the other hand, 'the many' are the individuated minds which we call 'human beings': they 'change and pass'the body perishing, the mind which informed it being (in whatever sense) reabsorbed into 'the Eternal.' 1. 2.

Which preposition to use with  reabsorb