'Law of Moses' in the Bible

Now when the time came for their purification according to the law of Moses, Joseph and Mary brought Jesus up to Jerusalem to present him to the Lord

Then he said to them, "These are my words that I spoke to you while I was still with you, that everything written about me in the law of Moses and the prophets and the psalms must be fulfilled."

But if a male child is circumcised on the Sabbath so that the law of Moses is not broken, why are you angry with me because I made a man completely well on the Sabbath?

and by this one everyone who believes is justified from everything from which the law of Moses could not justify you.

But some from the religious party of the Pharisees who had believed stood up and said, "It is necessary to circumcise the Gentiles and to order them to observe the law of Moses."

They set a day to meet with him, and they came to him where he was staying in even greater numbers. From morning until evening he explained things to them, testifying about the kingdom of God and trying to convince them about Jesus from both the law of Moses and the prophets.

For it is written in the law of Moses, "Do not muzzle an ox while it is treading out the grain." God is not concerned here about oxen, is he?

Someone who rejected the law of Moses was put to death without mercy on the testimony of two or three witnesses.