Jewish mythology of his power to Israel and the nations. From Egypt, Moses led the Israelites to biblical Mount Sinai, where he was given the Ten Commandments from God, written on stone tablets. Later at Mount Sinai, Moses and the elders entered into a covenant, by which Israel would become the people of YHWH, obeying his laws, and YHWH would be their god. Moses delivered the laws of God to Israel, instituted the priesthood under the sons of Moses' brother Aaron, and destroyed those Israelites who fell away from his worship. After the forty years had passed, Moses eventually led the Israelites
Thou shalt not kill A number of sins were considered to be worthy of the death penalty including murder, incest, bearing false witness on a capital charge, adultery, idolatry, bestiality, human sacrifice to pagan gods, cursing a parent, fortune-telling, and other sins. For example, the Exodus narrative describes the people as having turned to idolatry with the golden calf while Moses was on the mountain receiving the law from God. When Moses came down, he commanded the Levites to take up the sword against their brothers and companions and neighbors. The Levites obeyed and killed about three thousand men who had sinned in worship