Hebrews 8:7
For if that first covenant had been faultless, there would have been no place sought for a second.
Hebrews 7:11
Now if perfection could have been through the Levitical priesthood (for on the basis of it the people received the Law), what further need was there for another priest to arise according to the order of Melchizedek, and not one designated according to the order of Aaron?
Hebrews 7:18
On the one hand, a former commandment is set aside because of its weakness and uselessness
Galatians 3:21
Is the law then opposed to the promises of God? Certainly not! For if a law had been given which could impart life, then righteousness would indeed have come by the law.
Hebrews 8:6
But as it is, he has obtained a ministry which is as much more excellent than the old as the covenant he mediates is better, since it is enacted on better promises.