References in classic literature ?
So all about India, in the most remote places, as in the most public, you find some knot of grizzled servitors in nominal charge of an old lady who is more or less curtained and hid away in a bullock-cart.
The tabernacle creates a curtained zone of sanctity, the Holy of Holies, housing the divine presence, and barred to trespass by any but the High Priest.
The price they paid for attempting to cross into the zone of intimacy of the curtained bed was death.