Romans 11:31

even so they also have now been disobedient, that by the mercy shown to you they also may now obtain mercy.

Romans 10:16

And yet they did not all hearken to the good news; for Isaiah said, Lord, who hath believed our message?

Romans 11:15

For if their casting out is the reconciliation of the world to God, what will their restoration be but life out of death?

Romans 11:25

For I would not, my brothers, have you ignorant of this hidden truth, for fear that you become wise in your own conceits. that a hardening in part has befallen Israel, until the fulness of the Gentiles is come in.

Treasury of Scripture Knowledge

Summary

Even so have these also now not believed, that through your mercy they also may obtain mercy.

Bible References

Believed

Romans 10:16
And yet they did not all hearken to the good news; for Isaiah said, Lord, who hath believed our message?
Romans 11:15
For if their casting out is the reconciliation of the world to God, what will their restoration be but life out of death?