Romans 9:32

Why? Because they sought it not by faith, but as it were by the works of the law. For they stumbled at that stumbling stone;

1 Peter 2:8

And, A stone of stumbling, and a rock of offense, even to them who stumble at the word, being disobedient: to which also they were appointed.

Matthew 13:57

And they were offended in him. But Jesus said unto them, A prophet is not without honor, except in his own country, and in his own house.

Matthew 19:16-20

And, behold, one came and said unto him, Good Teacher, what good thing shall I do, that I may have eternal life?

Luke 2:34

And Simeon blessed them, and said unto Mary his mother, Behold, this child is set for the fall and rising again of many in Israel; and for a sign which shall be spoken against;

Luke 7:23

And blessed is he, whosoever shall not be offended in me.

John 6:27-29

Labor not for the food which perishes, but for that food which endures unto everlasting life, which the Son of man shall give unto you: for on him has God the Father set his seal.

Acts 16:30-34

And brought them out, and said, Sirs, what must I do to be saved?

Romans 4:16

Therefore it is of faith, that it might be by grace; to the end the promise might be sure to all the descendants; not to those only who are of the law, but to those also who are of the faith of Abraham; who is the father of us all,

Romans 10:3

For they being ignorant of God's righteousness, and going about to establish their own righteousness, have not submitted themselves unto the righteousness of God.

Romans 11:11

I say then, Have they stumbled that they should fall? God forbid: but rather through their fall salvation is come unto the Gentiles, to provoke them to jealousy.

1 Corinthians 1:23

But we preach Christ crucified, unto the Jews a stumbling block, and unto the Greeks foolishness;

1 John 5:9-12

If we receive the witness of men, the witness of God is greater: for this is the witness of God which he has testified of his Son.

Treasury of Scripture Knowledge

Summary

Wherefore? Because they sought it not by faith, but as it were by the works of the law. For they stumbled at that stumblingstone;

Bible References

Because

Romans 4:16
Therefore it is of faith, that it might be by grace; to the end the promise might be sure to all the descendants; not to those only who are of the law, but to those also who are of the faith of Abraham; who is the father of us all,
Romans 10:3
For they being ignorant of God's righteousness, and going about to establish their own righteousness, have not submitted themselves unto the righteousness of God.
Matthew 19:16
And, behold, one came and said unto him, Good Teacher, what good thing shall I do, that I may have eternal life?
John 6:27
Labor not for the food which perishes, but for that food which endures unto everlasting life, which the Son of man shall give unto you: for on him has God the Father set his seal.
Acts 16:30
And brought them out, and said, Sirs, what must I do to be saved?
1 John 5:9
If we receive the witness of men, the witness of God is greater: for this is the witness of God which he has testified of his Son.

They stumbled

Romans 11:11
I say then, Have they stumbled that they should fall? God forbid: but rather through their fall salvation is come unto the Gentiles, to provoke them to jealousy.
Matthew 13:57
And they were offended in him. But Jesus said unto them, A prophet is not without honor, except in his own country, and in his own house.
Luke 2:34
And Simeon blessed them, and said unto Mary his mother, Behold, this child is set for the fall and rising again of many in Israel; and for a sign which shall be spoken against;
Luke 7:23
And blessed is he, whosoever shall not be offended in me.
1 Corinthians 1:23
But we preach Christ crucified, unto the Jews a stumbling block, and unto the Greeks foolishness;

General references

Matthew 19:30
But many that are first shall be last; and the last shall be first.
Mark 10:31
But many that are first shall be last; and the last first.
Luke 7:23
And blessed is he, whosoever shall not be offended in me.
Romans 4:4
Now to him that works is the reward not reckoned of grace, but of debt.