sacrifice, one being prefigured by many, in the same way as a single concept of thought is expressed in many words, in order to commend it without tediousness": and, as Augustine observe, (De Trin. iv), "since there are four things to be noted in every sacrifice--to wit, to whom it is offered, by whom it is offered, what is offered, and for whom it is offered--that the same one true Mediator
