Matthew 20:16

Thus shall the last be first, and the first last; for many are called, but the elect are few.

Matthew 19:30

But many, now first, will be the last; and last, who will be the first.

Mark 10:31

But many first, will be last; and the last, first.

Matthew 7:13

Enter in through the strait gate: for wide is the gate, and spacious the road, which leadeth to perdition, and they are many who enter that way:

Matthew 8:11-12

And I say unto you, That many shall come from the east and from the 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 say to him, The first. Jesus saith to them, Verily I say unto you, That tax-gatherers and harlots shall go before you into the kingdom of God.

Matthew 22:14

For many are called, but few elect.

Luke 7:47

For which cause, I tell thee, her many sins are forgiven, for she hath loved much: but to whom a little is forgiven, he loveth little.

Luke 13:28-30

There shall be wailing and gnashing of teeth, when ye shall see Abraham, and Isaac, and Jacob, and all the prophets, in the kingdom, and yourselves cast out.

Luke 14:24

For I say unto you, That not one man of those who were invited shall taste of my supper.

Luke 15:7

I tell you, that just so will there be joy in heaven over one repentant sinner, more than over ninety-nine righteous persons, who hold not their need of repentance.

Luke 17:17-18

Then Jesus spake and said, were there not ten cleansed? but where are the nine?

John 12:19-22

Then said the Pharisees among themselves, Do ye not perceive that ye gain no advantage? behold, the world is gone after him.

Romans 5:20

But the law was introduced, that the offence might be more abundant. But where sin had abounded, there hath grace abounded more exceedingly:

Romans 8:30

But whom he predestinated, those also he called: and whom he called, those also he justified: but whom he justified, those also he glorified.

Romans 9:30

What then shall we say? That the Gentiles, who pursued not after righteousness, have attained unto righteousness, even the righteousness which is by faith.

1 Thessalonians 2:13

For this cause do we also give thanks to God unceasingly, because when ye received the word reported by us from God, ye received it not as the word of man, but, as it is in truth, the word of God, which worketh also effectually 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 hath elected you from the beginning unto salvation, by sanctification of the Spirit, and faith in the truth:

James 1:23-25

For if any man be a hearer of the word, and not a doer, he is like a man that looks at his natural face in a glass;

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 from the west, and shall sit down with Abraham, and Isaac, and Jacob, in the kingdom of heaven.
Matthew 19:30
But many, now first, will be the last; and last, who will be the first.
Matthew 21:31
Which of the two did the will of his father? They say to him, The first. Jesus saith to them, Verily I say unto you, That tax-gatherers and harlots shall go before you into the kingdom of God.
Mark 10:31
But many first, will be last; and the last, first.
Luke 7:47
For which cause, I tell thee, her many sins are forgiven, for she hath loved much: but to whom a little is forgiven, he loveth little.
Luke 13:28
There shall be wailing and gnashing of teeth, when ye shall see Abraham, and Isaac, and Jacob, and all the prophets, in the kingdom, and yourselves cast out.
Luke 15:7
I tell you, that just so will there be joy in heaven over one repentant sinner, more than over ninety-nine righteous persons, who hold not their need of repentance.
Luke 17:17
Then Jesus spake and said, were there not ten cleansed? but where are the nine?
John 12:19
Then said the Pharisees among themselves, Do ye not perceive that ye gain no advantage? behold, the world is gone after him.
Romans 5:20
But the law was introduced, that the offence might be more abundant. But where sin had abounded, there hath grace abounded more exceedingly:
Romans 9:30
What then shall we say? That the Gentiles, who pursued not after righteousness, have attained unto righteousness, even the righteousness which is by faith.

General references

Matthew 19:30
But many, now first, will be the last; and last, who will be the first.
Matthew 22:14
For many are called, but few elect.
Mark 10:31
But many first, will be last; and the last, first.
Luke 13:30
And, behold, there are last who shall be first, and there are first who shall be last.
Luke 15:31
And he said unto him, Son, thou art ever with me, and all my possessions are thine.
John 4:30
Then they went out of the city, and came unto him.