Hebrews 7:12

For when there is a change in the priesthood, there is necessarily a change in the law as well.

Isaiah 66:21

And some of them also I will take for priests and for Levites, says the LORD.

Jeremiah 31:31-34

"Behold, the days are coming, declares the LORD, when I will make a new covenant with the house of Israel and the house of Judah,

Ezekiel 16:61

Then you will remember your ways and be ashamed when you take your sisters, both your elder and your younger, and I give them to you as daughters, but not on account of the covenant with you.

Acts 6:13-14

and they set up false witnesses who said, "This man never ceases to speak 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 some of them also I will take for priests and for Levites, says the LORD.
Jeremiah 31:31
"Behold, the days are coming, declares the LORD, when I will make a new covenant with the house of Israel and the house of Judah,
Ezekiel 16:61
Then you will remember your ways and be ashamed when you take your sisters, both your elder and your younger, and I give them to you as daughters, but not on account of the covenant with you.
Acts 6:13
and they set up false witnesses who said, "This man never ceases to speak words against this holy place and the law,

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.