Hebrews 7:21

(for they indeed have been made priests without an oath), but he with an oath by him that says of him, "The Lord swore and will not change his mind, 'You are a priest forever, according to the order of Melchizedek.'"

Psalm 110:4

Yahweh has sworn, and will not change his mind: "You are a priest forever in the order of Melchizedek."

Hebrews 7:17

for it is testified, "You are a priest forever, according to the order of Melchizedek."

1 Samuel 15:29

Also the Strength of Israel will not lie nor repent; for he is not a man, that he should repent."

Hebrews 6:16-18

For men indeed swear by a greater one, and in every dispute of theirs the 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 testified, "You are a priest forever, according to the order of Melchizedek."
Psalm 110:4
Yahweh has sworn, and will not change his mind: "You are a priest forever in the order of Melchizedek."

Sware

Hebrews 6:16
For men indeed swear by a greater one, and in every dispute of theirs the oath is final for confirmation.

General references

Hebrews 7:17
for it is testified, "You are a priest forever, according to the order of Melchizedek."