'Law' in the Bible

And they indeed of the sons of Levi that receive the priest's office have commandment to take tithes of the people according to the law, that is, of their brethren, though these have come out of the loins of Abraham:

Now if there was perfection through the Levitical priesthood (for under it hath the people received the law), what further need was there that another priest should arise after the order of Melchizedek, and not be reckoned after the order of Aaron?

For the priesthood being changed, there is made of necessity a change also of the law.

who hath been made, not after the law of a carnal commandment, but after the power of an endless life:

(for the law made nothing perfect), and a bringing in thereupon of a better hope, through which we draw nigh unto God.

For the law appointeth men high priests, having infirmity; but the word of the oath, which was after the law, appointeth a Son, perfected for evermore.

Now if he were on earth, he would not be a priest at all, seeing there are those who offer the gifts according to the law;

For when every commandment had been spoken by Moses unto all the people according to the law, he took the blood of the calves and the goats, with water and scarlet wool and hyssop, and sprinkled both the book itself and all the people,

And according to the law, I may almost say, all things are cleansed with blood, and apart from shedding of blood there is no remission.

For the law having a shadow of the good things to come, not the very image of the things, can never with the same sacrifices year by year, which they offer continually, make perfect them that draw nigh.

Saying above, Sacrifices and offerings and whole burnt offerings and'sacrifices for sin thou wouldest not, neither hadst pleasure therein (the which are offered according to the law),

A man that hath set at nought Moses law dieth without compassion on the word of two or three witnesses: