Leviticus 5:3

3 or should touch the uncleanness of a man, or whatever kind, which he may touch and be defiled by, and it should have escaped him, but afterwards he should know, —then he shall have transgressed.

Leviticus 5:3 Meaning and Commentary

Leviticus 5:3

Or if he touch the uncleanness of man
The dead body of a man, or the bone of a dead body, or a grave, or any profluvious or menstruous person:

whatsoever uncleanness [it be] that a man shall be defiled withal:
not morally, but ceremonially:

and it be hid from him;
he is not sensible that he has touched any thing ceremonially unclean:

when he knoweth [of it], then he shall be guilty:
acknowledge his guilt, and offer a sacrifice for it, as after directed.

Leviticus 5:3 In-Context

1 And if a soul sin, and hear the voice of swearing, and he is a witness or has seen or been conscious, if he do not report it, he shall bear his iniquity.
2 That soul which shall touch any unclean thing, or carcase, or unclean being taken of beasts, or the dead bodies of abominable which are unclean, or carcases of unclean cattle,
3 or should touch the uncleanness of a man, or whatever kind, which he may touch and be defiled by, and it should have escaped him, but afterwards he should know, —then he shall have transgressed.
4 That unrighteous soul, which determines with his lips to do evil or to do good according to whatsoever a man may determine with an oath, and it shall have escaped his notice, and he shall know , and he should sin in some one of these things:
5 —then shall he declare his sin in the tings wherein he has sinned by that sin.

The Brenton translation of the Septuagint is in the public domain.