under quarantine

There is at least one nurse under quarantine in Germany who treated the deceased doctor there.

Leavin' smallpox patients in their own holes under quarantine guard till they git a place to put 'em, ain't they?

We were detained under quarantine until the return of post from London, and proceeded on shore the following day.

We stopped for the night at a French Barracks, another prison, the city still being under quarantine.

Whoever goes, of course, will be under quarantine, as the guard has orders to let no one enter or leave the house.

Such a herd may be placed under quarantine, with an inspector appointed to keep the premises under constant surveillance.