Luke 1:72-73

to accomplish his mercy toward our fathers, and to remember his holy covenant,

Acts 3:25

Ye are the sons of the prophets, and of the covenant which God made with our fathers, saying to Abraham, "And in thy posterity shall all the families of the earth be blessed."

Galatians 3:15-17

Brethren, I speak according to what is practised among men; no one sets aside even a human covenant, or makes additions to it, after it has been ratified.

Hebrews 6:13-18

For when God made a promise to Abraham, since he could swear by no greater, he swore by himself,

Treasury of Scripture Knowledge

Summary

Even of the covenant which he made with Abraham, and of his oath unto Isaac;

Bible References

Which he made

Luke 1:72
to accomplish his mercy toward our fathers, and to remember his holy covenant,
Acts 3:25
Ye are the sons of the prophets, and of the covenant which God made with our fathers, saying to Abraham, "And in thy posterity shall all the families of the earth be blessed."
Galatians 3:15
Brethren, I speak according to what is practised among men; no one sets aside even a human covenant, or makes additions to it, after it has been ratified.
Hebrews 6:13
For when God made a promise to Abraham, since he could swear by no greater, he swore by himself,