John 2:17

His disciples remembered that the Scriptures said, "My zeal for your house will consume me!"

Romans 9:27

And Isaiah cries out about Israel, "Although the sons of Israel are as numerous as the sand of the sea, only a remnant of them will be saved,

Romans 11:5

So too at the present time there is a remnant selected by God's mercy.

Treasury of Scripture Knowledge

Summary

For out of Jerusalem shall go forth a remnant, and they that escape out of mount Zion: the zeal of the LORD of hosts shall do this.

Bible References

For

Romans 9:27
And Isaiah cries out about Israel, "Although the sons of Israel are as numerous as the sand of the sea, only a remnant of them will be saved,
Romans 11:5
So too at the present time there is a remnant selected by God's mercy.