Leviticus 4:13

Watch how this encompasses every level, every stratum, of society.

The Hebrew word used—this word that is translated in the King James as "ignorance"—literally means "unintentionally" or "inadvertently," and it covers sins done through negligence and ignorance. It covers acts done by those that knew it was wrong but unintentionally violate the commandment, as in accidental homicide, or an act where the person was truly ignorant and had no idea at all that he was sinning.

Leviticus 4:13-21

Now, why seventy? What is the significance of the number 70? To offer a young bull was not an ordinary sacrifice. It was an unusual sacrifice, in a sense. Leviticus 4:13-21 tells us that, when Israel as a nation sinned and sought forgiveness, a young bull was offered at that time. Ordinary citizens could offer lambs, goats, and doves; but it was the priesthood who had to offer the bulls.

Leviticus 4:13

This is a sin where mob psychology begins to take hold. The person does not control himself, and the whole group of people gets caught up in what is going on and becomes involved in a sin.