'Law of Moses' in the Bible

And Jethro, the priest of Midian, the father-in-law of Moses, heard all that God had done for Moses and for Israel, his people, that Yahweh had brought Israel out from Egypt.

And Jethro, the father-in-law of Moses, took Zipporah the wife of Moses after her sending away,

And Jethro, the father-in-law of Moses, came and his sons and his wife to Moses, to the desert where he was camping there [at] the mountain of God.

And Jethro, the father-in-law of Moses, took a burnt offering and sacrifices for God, and Aaron and all the elders of Israel came to eat bread with the father-in-law of Moses before God.

And the father-in-law of Moses saw all that he was doing for the people, and he said, "What [is] this thing that you [are] doing for the people? Why [are] you sitting alone and all the people [are] standing by you from morning until evening?"

And the father-in-law of Moses said to him, "The thing that you are doing is not good.