Luke 1:72-73

in order to show mercy to our forefathers and to remember His holy Agreement.

Romans 11:12

Now if the Jews sinning meant blessings for [the rest of] the world, and their [spiritual] defection meant blessings for the Gentiles, how much more will their fullness [also produce blessings]! [Note: "Fullness" here may mean either a large or the complete number of Jews who will be saved, or become completely obedient to God].

Romans 11:23-26

And these Jews also will be grafted [back] in [to the olive tree] if they do not continue in their lack of faith [in Christ], because God is able to graft them back in again.

Romans 11:28-29

Now in response to the [proclamation of the] good news [about Christ], the Jews became [God's] enemies for the sake of you [Gentiles]. But concerning [God's] select people, these Jews became [God's] dearly loved ones for the sake of their forefathers [i.e, who believed God's promises regarding their descendants].

2 Corinthians 3:15-16

But to this day, a veil remains on their minds whenever [the writings of] Moses are read.

Treasury of Scripture Knowledge

Summary

But I will for their sakes remember the covenant of their ancestors, whom I brought forth out of the land of Egypt in the sight of the heathen, that I might be their God: I am the LORD.

Bible References

For their

Luke 1:72
in order to show mercy to our forefathers and to remember His holy Agreement.
Romans 11:12
Now if the Jews sinning meant blessings for [the rest of] the world, and their [spiritual] defection meant blessings for the Gentiles, how much more will their fullness [also produce blessings]! [Note: "Fullness" here may mean either a large or the complete number of Jews who will be saved, or become completely obedient to God].
2 Corinthians 3:15
But to this day, a veil remains on their minds whenever [the writings of] Moses are read.