Hebrews 7:12

The priesthood was changed, and therefore it is necessary to also change the Law.

Isaiah 66:21

I will make some of them priests and Levites, declares Jehovah.

Jeremiah 31:31-34

The time is coming, proclaims Jehovah, when I will make a new covenant with the house of Israel and with the house of Judah.

Ezekiel 16:61

You will remember how you have acted, and be ashamed of it when you get your older sister and your younger sister back. I will let them be like daughters to you, even though this was not part of my covenant with you.'

Acts 6:13-14

They brought false witnesses, which said: This man will not stop speaking blasphemous words against this holy place and the law.

Treasury of Scripture Knowledge

Summary

For the priesthood being changed, there is made of necessity a change also of the law.

Bible References

A change

Isaiah 66:21
I will make some of them priests and Levites, declares Jehovah.
Jeremiah 31:31
The time is coming, proclaims Jehovah, when I will make a new covenant with the house of Israel and with the house of Judah.
Ezekiel 16:61
You will remember how you have acted, and be ashamed of it when you get your older sister and your younger sister back. I will let them be like daughters to you, even though this was not part of my covenant with you.'
Acts 6:13
They brought false witnesses, which said: This man will not stop speaking blasphemous words against this holy place and the law.