Question 9. Does not God do injustice to man by requiring from him in his law what he is unable to do?
Answer: Not at all; (a) for God created man with the ability to keep the law; but man, at the instigation of the devil, (b) and his own willful disobedience, (c) deprived himself and all his descendants of these gifts.(d)
(Click through to see scriptural proofs.)