'Law of Moses' in the Bible

and that through union with Him every one of you who believes is given right standing with God and freed from every charge from which you could not be freed by the law of Moses.

But some members of the Pharisaic party, who had become believers, arose and said that such converts must be circumcised and told to keep the law of Moses.

So they set a day for him, and came in large numbers to see him at the place where he was lodging, and from morning till night he continued to explain to them the kingdom of God, at the same time giving them his own testimony and trying from the law of Moses and the prophets to convince them about Jesus.