Psalm 105:10

And he confirmed it unto Jacob for a statute, unto Israel for an everlasting covenant,

Genesis 17:7-8

And I will establish my covenant between me and thee, and thy seed after thee in their generations, for an everlasting covenant, to be a God to thee, and to thy seed after thee.

Genesis 28:13-15

And behold, Jehovah stood above it. And he said, I am Jehovah, the God of Abraham, thy father, and the God of Isaac: the land on which thou liest, to thee will I give it, and to thy seed.

2 Samuel 23:5

Although my house be not so before God, Yet he hath made with me an everlasting covenant, Ordered in every way and sure; For this is all my salvation, and every desire, Although he make it not to grow.

Hebrews 13:20

But the God of peace, who brought again from among the dead our Lord Jesus, the great shepherd of the sheep, in the power of the blood of the eternal covenant,

Treasury of Scripture Knowledge

Summary

And confirmed the same unto Jacob for a law, and to Israel for an everlasting covenant:

Bible References

An everlasting

Genesis 17:7
And I will establish my covenant between me and thee, and thy seed after thee in their generations, for an everlasting covenant, to be a God to thee, and to thy seed after thee.
2 Samuel 23:5
Although my house be not so before God, Yet he hath made with me an everlasting covenant, Ordered in every way and sure; For this is all my salvation, and every desire, Although he make it not to grow.
Hebrews 13:20
But the God of peace, who brought again from among the dead our Lord Jesus, the great shepherd of the sheep, in the power of the blood of the eternal covenant,

General references

Genesis 13:15
for all the land that thou seest will I give to thee, and to thy seed for ever.
Deuteronomy 5:3
Not with our fathers did Jehovah make this covenant, but with us, even us, those who are here alive all of us this day.
Micah 7:20
Thou wilt perform truth to Jacob, loving-kindness to Abraham, which thou hast sworn unto our fathers, from the days of old.
Luke 1:55
(as he spoke to our fathers,) to Abraham and to his seed for ever.