Hebrews 7:21

but this one was made a priest with an oath by the one who said to him: "The Lord has sworn and will not change his mind, 'You are a priest forever.'"

Psalm 110:4

The LORD has sworn and will not change his mind, "You are a priest forever after the order of Melchizedek."

Hebrews 7:17

For it is witnessed of him, "You are a priest forever, after the order of Melchizedek."

1 Samuel 15:29

And also the Glory of Israel will not lie or have regret, for he is not a man, that he should have regret."

Hebrews 6:16-18

For people swear by something greater than themselves, and in all their disputes an oath is final for confirmation.

Treasury of Scripture Knowledge

Summary

(For those priests were made without an oath; but this with an oath by him that said unto him, The Lord sware and will not repent, Thou art a priest for ever after the order of Melchisedec:)

Sware

General references

Bible References

The lord

Hebrews 7:17
For it is witnessed of him, "You are a priest forever, after the order of Melchizedek."
Psalm 110:4
The LORD has sworn and will not change his mind, "You are a priest forever after the order of Melchizedek."

Sware

Hebrews 6:16
For people swear by something greater than themselves, and in all their disputes an oath is final for confirmation.

General references

Hebrews 7:17
For it is witnessed of him, "You are a priest forever, after the order of Melchizedek."

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