The man used this question to rebuke Moses for intervening in the fight. Alternate translation: "You are not our leader and have no right to judge us!" (See: [[rc://en/ta/man/translate/figs-rquestion]])
The man used a question here to be sarcastic. Alternate translation: "We know that you killed an Egyptian yesterday. You had better not kill me!" (See: [[rc://en/ta/man/translate/figs-rquestion]])