Cross reference
Hebrews 8:7
7 For if that first `covenant' had been faultless, then would no place have been sought for a second.
Hebrews 7:11
11 Now if there was perfection through the Levitical priesthood (for under it hath the people received the law), what further need `was there' that another priest should arise after the order of Melchizedek, and not be reckoned after the order of Aaron?
Hebrews 7:18
18 For there is a disannulling of a foregoing commandment because of its weakness and unprofitableness
Galatians 3:21
21 Is the law then against the promises of God? God forbid: for if there had been a law given which could make alive, verily righteousness would have been of the law.
Hebrews 8:6
6 But now hath he obtained a ministry the more excellent, by so much as he is also the mediator of a better covenant, which hath been enacted upon better promises.