Yes that is the law ... but there has been an atonement made, A Saviour has come.
What do you make of the scripture anyone who receives a prophet because he is a prophet will receive a prophet's reward and again if anyone shall give a cup of water to one of these little ones who believe in Me shall not lose their reward.
Is there salvation without confessing the sin of choosing the forbidden knowledge of good & evil?
What good does a reward make without salvation?