And it shall be, when he shall be guilty in one of these things, that he shall confess that he hath sinned in that thing:
It shall be ... shall confess - make a voluntary acknowledgment of his sin from the impulse of his own conscience, and before it come to the knowledge of the world. A previous discovery might have subjected him to some degree of punishment from which his spontaneous confession released him; but still he was considered guilty of a sin, to expiate which he was obliged by the ceremonial law to go through certain observances.