Deuteronomy 26:3

You shall go to the priest who is in office at that time and say to him, ‘I declare this day to the Lord my God that I have entered the land which the Lord swore to our fathers to give us.’

Genesis 17:8

I will give to you and to your descendants after you, the land of your sojournings, all the land of Canaan, for an everlasting possession; and I will be their God.”

Genesis 26:3

Sojourn in this land and I will be with you and bless you, for to you and to your descendants I will give all these lands, and I will establish the oath which I swore to your father Abraham.

Deuteronomy 19:17

then both the men who have the dispute shall stand before the Lord, before the priests and the judges who will be in office in those days.

Psalm 105:9-10

The covenant which He made with Abraham,
And His oath to Isaac.

Luke 1:72-73

To show mercy toward our fathers,
And to remember His holy covenant,

Hebrews 6:16-18

For men swear by one greater than themselves, and with them an oath given as confirmation is an end of every dispute.

Hebrews 7:26

For it was fitting for us to have such a high priest, holy, innocent, undefiled, separated from sinners and exalted above the heavens;

Hebrews 10:21

and since we have a great priest over the house of God,

Hebrews 13:15

Through Him then, let us continually offer up a sacrifice of praise to God, that is, the fruit of lips that give thanks to His name.

1 Peter 2:5

you also, as living stones, are being built up as a spiritual house for a holy priesthood, to offer up spiritual sacrifices acceptable to God through Jesus Christ.

Treasury of Scripture Knowledge

Summary

And thou shalt go unto the priest that shall be in those days, and say unto him, I profess this day unto the LORD thy God, that I am come unto the country which the LORD sware unto our fathers for to give us.

General references

Bible References

The priest

Deuteronomy 19:17
then both the men who have the dispute shall stand before the Lord, before the priests and the judges who will be in office in those days.
Hebrews 7:26
For it was fitting for us to have such a high priest, holy, innocent, undefiled, separated from sinners and exalted above the heavens;
Hebrews 10:21
and since we have a great priest over the house of God,
Hebrews 13:15
Through Him then, let us continually offer up a sacrifice of praise to God, that is, the fruit of lips that give thanks to His name.
1 Peter 2:5
you also, as living stones, are being built up as a spiritual house for a holy priesthood, to offer up spiritual sacrifices acceptable to God through Jesus Christ.

Which the

Genesis 17:8
I will give to you and to your descendants after you, the land of your sojournings, all the land of Canaan, for an everlasting possession; and I will be their God.”
Genesis 26:3
Sojourn in this land and I will be with you and bless you, for to you and to your descendants I will give all these lands, and I will establish the oath which I swore to your father Abraham.
Psalm 105:9
The covenant which He made with Abraham,
And His oath to Isaac.
Luke 1:72
To show mercy toward our fathers,
And to remember His holy covenant,
Hebrews 6:16
For men swear by one greater than themselves, and with them an oath given as confirmation is an end of every dispute.

General references

Genesis 13:15
for all the land which you see, I will give it to you and to your descendants forever.