Acts 21:24

Take them, and join with them in their vow of abstinence, and pay their expenses, in order that they may shave their heads; and all will know that the things which they have heard reported of you are nothing; but that you yourself also walk orderly, and keep the law.

Romans 11:7-10

What then? Israel has not obtained that which he seeks; but the chosen have obtained it, and the rest have been hardened to this day,

Romans 11:25

For I do not wish you, brethren, to be ignorant of this mystery lest you be wise in your own conceit that blindness has happened to Israel in part, till the full number of the Gen tiles shall have come in.

2 Corinthians 4:3-4

But if our gospel is vailed, it is vailed among the lost,

Treasury of Scripture Knowledge

Summary

And thou shalt grope at noonday, as the blind gropeth in darkness, and thou shalt not prosper in thy ways: and thou shalt be only oppressed and spoiled evermore, and no man shall save thee.

Bible References

Grope

Romans 11:7
What then? Israel has not obtained that which he seeks; but the chosen have obtained it, and the rest have been hardened to this day,
2 Corinthians 4:3
But if our gospel is vailed, it is vailed among the lost,