Luke 1:72-73

to show regard to our forefathers, in performing his holy covenant,

Hebrews 6:16-18

for when men swear by a superior, the ratifying what they say with an oath, puts an end to all further debate.

Hebrews 7:26

and indeed we wanted an high priest of such a character, one that is holy, innocent, undefiled, one that is separated from sinful men, and exalted above the heavens; one who was under no necessity,

Hebrews 10:21

and having an high priest, who is established over the house of God,

Hebrews 13:15

Let our sacrifice then, which we are to offer to God by Jesus Christ, be that of incessant praises, the offering of our lips, which celebrate his name:

1 Peter 2:5

you your selves are as so many living stones, you are the edifice, the spiritual house, a holy priesthood, to offer up spiritual sacrifices, agreeable to God by 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.

Bible References

The priest

Hebrews 7:26
and indeed we wanted an high priest of such a character, one that is holy, innocent, undefiled, one that is separated from sinful men, and exalted above the heavens; one who was under no necessity,
Hebrews 10:21
and having an high priest, who is established over the house of God,
Hebrews 13:15
Let our sacrifice then, which we are to offer to God by Jesus Christ, be that of incessant praises, the offering of our lips, which celebrate his name:
1 Peter 2:5
you your selves are as so many living stones, you are the edifice, the spiritual house, a holy priesthood, to offer up spiritual sacrifices, agreeable to God by Jesus Christ.

Which the

Luke 1:72
to show regard to our forefathers, in performing his holy covenant,
Hebrews 6:16
for when men swear by a superior, the ratifying what they say with an oath, puts an end to all further debate.