CHAP. X. Directions in Receiving the Sacrament.
THE next Duty to be spoken to, is the Sacrament of the Lord's Supper, which is an Ordinance of God, wherein by the Ex∣ternal signs of Bread and Wine, set apart, and Sanctified to that End and Use, and duly Ad∣ministred by God's appointment, the Lord signifieth, and Sealeth up the Truth of his Covenant to his Elect; and they Seal up their Covenant with him. This Sacrament is a Sign to Represent, a Seal to Confirm, and an Instrument to convey Christ, and all his Be∣nefits to a Believing Soul. The principal Efficient Cause, or Author of this Sacrament, is the whole Trinity, but especially Christ, who is the Angel of the Covenant; he it is that made the Covenant, and ratified it with his Blood; and therefore it must be he that adds the Seals, he makes the Promises, and must make them good. The Essential parts, or Matter of the Sacrament, are either Ex∣ternal, or Internal, the one perceived by our Bodily Eyes, the other by the Eye of Faith: The External is the outward Signs, or Sym∣bols, viz. Bread and Wine; which, though they are not changed into the Body and Blood