Matthew 20:16

So the last shall be first, and the first last: for many are called, but few chosen.

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.

Matthew 7:13

Enter in at the narrow gate: for wide is the gate, and broad is the way, that leads to destruction, and many there be who go in there:

Matthew 8:11-12

And I say unto you, That many shall come from the east and west, and shall sit down with Abraham, and Isaac, and Jacob, in the kingdom of heaven.

Matthew 21:31

Which of the two did the will of his father? They said unto him, The first. Jesus said unto them, Verily I say unto you, That the tax collectors and the harlots go into the kingdom of God before you.

Matthew 22:14

For many are called, but few are chosen.

Luke 7:47

Therefore I say unto you, Her sins, which are many, are forgiven; for she loved much: but to whom little is forgiven, the same loves little.

Luke 13:28-30

There shall be weeping and gnashing of teeth, when you shall see Abraham, and Isaac, and Jacob, and all the prophets, in the kingdom of God, and you yourselves thrust out.

Luke 14:24

For I say unto you, That none of those men who were bidden shall taste of my supper.

Luke 15:7

I say unto you, that likewise joy shall be in heaven over one sinner that repents, more than over ninety and nine just persons, who need no repentance.

Luke 17:17-18

And Jesus answering said, Were there not ten cleansed? but where are the nine?

John 12:19-22

The Pharisees therefore said among themselves, Do you see how you can do nothing? behold, the world is gone after him.

Romans 5:20

Moreover the law entered, that the offense might abound. But where sin abounded, grace did much more abound:

Romans 8:30

Moreover whom he did predestinate, them he also called: and whom he called, them he also justified: and whom he justified, them he also glorified.

Romans 9:30

What shall we say then? That the Gentiles, who followed not after righteousness, have attained to righteousness, even the righteousness which is of faith.

1 Thessalonians 2:13

For this cause also thank we God without ceasing, because, when you received the word of God which you heard of us, you received it not as the word of men, but as it is in truth, the word of God, which effectually works also in you that believe.

2 Thessalonians 2:13-14

But we are bound to give thanks always to God for you, brethren beloved of the Lord, because God has from the beginning chosen you to salvation through sanctification of the Spirit and belief of the truth:

James 1:23-25

For if any be a hearer of the word, and not a doer, he is like unto a man beholding his natural face in a mirror:

Treasury of Scripture Knowledge

Summary

So the last shall be first, and the first last: for many be called, but few chosen.

Bible References

The last

Matthew 8:11
And I say unto you, That many shall come from the east and west, and shall sit down with Abraham, and Isaac, and Jacob, in the kingdom of heaven.
Matthew 19:30
But many that are first shall be last; and the last shall be first.
Matthew 21:31
Which of the two did the will of his father? They said unto him, The first. Jesus said unto them, Verily I say unto you, That the tax collectors and the harlots go into the kingdom of God before you.
Mark 10:31
But many that are first shall be last; and the last first.
Luke 7:47
Therefore I say unto you, Her sins, which are many, are forgiven; for she loved much: but to whom little is forgiven, the same loves little.
Luke 13:28
There shall be weeping and gnashing of teeth, when you shall see Abraham, and Isaac, and Jacob, and all the prophets, in the kingdom of God, and you yourselves thrust out.
Luke 15:7
I say unto you, that likewise joy shall be in heaven over one sinner that repents, more than over ninety and nine just persons, who need no repentance.
Luke 17:17
And Jesus answering said, Were there not ten cleansed? but where are the nine?
John 12:19
The Pharisees therefore said among themselves, Do you see how you can do nothing? behold, the world is gone after him.
Romans 5:20
Moreover the law entered, that the offense might abound. But where sin abounded, grace did much more abound:
Romans 9:30
What shall we say then? That the Gentiles, who followed not after righteousness, have attained to righteousness, even the righteousness which is of faith.

General references

Numbers 4:48
Even those that were numbered of them, were eight thousand and five hundred and fourscore.
Matthew 19:30
But many that are first shall be last; and the last shall be first.
Matthew 22:14
For many are called, but few are chosen.
Mark 10:31
But many that are first shall be last; and the last first.
Luke 13:30
And, behold, some are last who shall be first, and some are first who shall be last.
Luke 15:31
And he said unto him, Son, you are ever with me, and all that I have is yours.
John 4:30
Then they went out of the city, and came unto him.