'Law' in the Bible

The law of truth was in his mouth, and iniquity was not found in his lips: he walked with me in peace and equity, and did turn many away from iniquity.

For the priest's lips should keep knowledge, and they should seek the law at his mouth: for he is the messenger of the LORD of hosts.

But ye are departed out of the way; ye have caused many to stumble at the law; ye have corrupted the covenant of Levi, saith the LORD of hosts.

Therefore have I also made you contemptible and base before all the people, according as ye have not kept my ways, but have been partial in the law.

Yet you ask, "Why?" The Lord is testifying against you on behalf of the wife you married when you were young, to whom you have become unfaithful even though she is your companion and wife by law.

Remember ye the law of Moses my servant, which I commanded unto him in Horeb for all Israel, with the statutes and judgments.