"Speak to the sons of Israel, 'When a man or woman commits any of the sins of mankind, acting unfaithfully against the LORD, and that person is guilty, then he shall confess his sins which he has committed, and he shall make restitution in full for his wrong and add to it one-fifth of it, and give it to him whom he has wronged." (Numbers 5:6-7) The literal commandment is that we should confess our sins and make restitution.
"You shall not worship their gods, nor serve them, nor do according to their deeds; but you shall utterly overthrow them and break their sacred pillars in pieces. But you shall serve the LORD your God, and He will bless your bread and your water; and I will remove sickness from your midst. There shall be no one miscarrying or barren in your land; I will fulfill the number of your days."" (Exodus 23:24-26) The literal commandment is that we should "serve the LORD" our G-d. How we should serve Him is not specified in this passage.
"When you go to war in your land against the adversary who attacks you, then you shall sound an alarm with the trumpets, that you may be remembered before the LORD your God, and be saved from your enemies." (Exodus 30:13) The literal commandment is to sound an alarm with trumpets when going to war in the Land of Israel against those who attack you.