'Gifts and Sacrifices' in the Bible

For every high priest, being received from men, presides over men in the things appertaining to God, in order that he may offer gifts and sacrifices for sins:

For every high priest is appointed to offer both gifts and sacrifices: whence it is necessary to have something even that which he may offer.

which is a figure unto the present time, in which gifts and sacrifices are offered, not being able to make the worshiper perfect, as to his conscience;