'Few' in the Bible

Isaiah also calls out concerning Israel, "Although the descendants of Israel are as numerous as the grains of sand on the seashore, only a few will be saved.

Even as Isaiah says in an earlier place, "Were it not that the Lord, the God of Hosts, had left us some few descendants, we should have become like Sodom, and have come to resemble Gomorrah."

What then? Israel failed to obtain what it was seeking [that is, God’s favor by obedience to the Law], but the elect [those chosen few] obtained it, while the rest of them became hardened and callously indifferent;