Exodus 2:13-14

13The next day, Moses went out again to visit his people. He saw that two Israelite men were fighting each other. Moses said to the guilty man, ‘Why are you attacking your friend, who is an Israelite like you?’

14The man answered, ‘You do not have authority over us! You cannot judge us! Do you want to kill me, as you killed that Egyptian man?’ Then Moses was afraid. He said to himself, ‘People must know what I have done!’