Exodus 2:11

The Presumption of the Deliverer

2:11 In those days, when Moses had grown up, he went out to his people and observed their hard labor, and he saw an Egyptian man attacking a Hebrew man, one of his own people.

Exodus 31:14

31:14 So you must keep the Sabbath, for it is holy for you. Everyone who defiles it must surely be put to death; indeed, if anyone does any work on it, then that person will be cut off from among his people.