Hebrews 7:12

For the priesthood being transferred, of necessity also is a transposition of law.

Isaiah 66:21

And I also will take from them for priests, for Levites, said Jehovah.

Jeremiah 31:31-34

Behold the days coming, says Jehovah, and I cut out the house of Israel and the house of Judah a new covenant

Ezekiel 16:61

And thou didst remember thy ways, and thou wert ashamed in thy receiving thy sisters great above thee, to the younger than thee: and I gave them to thee for daughters, and not from thy covenant

Acts 6:13-14

And set false witnesses, saying, This man ceases not speaking defaming 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
And I also will take from them for priests, for Levites, said Jehovah.
Jeremiah 31:31
Behold the days coming, says Jehovah, and I cut out the house of Israel and the house of Judah a new covenant
Ezekiel 16:61
And thou didst remember thy ways, and thou wert ashamed in thy receiving thy sisters great above thee, to the younger than thee: and I gave them to thee for daughters, and not from thy covenant
Acts 6:13
And set false witnesses, saying, This man ceases not speaking defaming words against this holy place, and the law: