Romans 11:31

so they have now been disobedient in order that by the mercy shown to you they also may receive mercy.

Romans 10:16

But they have not all obeyed the gospel. For Isaiah says, "Lord, who has believed our message?"

Romans 11:15

For if their rejection is the reconciliation of the world, what will their acceptance be but life from the dead?

Romans 11:25

I do not want you to be ignorant of this mystery, brothers, so that you may not be conceited: Israel has experienced a hardening in part until the full number of the Gentiles has 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
But they have not all obeyed the gospel. For Isaiah says, "Lord, who has believed our message?"
Romans 11:15
For if their rejection is the reconciliation of the world, what will their acceptance be but life from the dead?