Hebrews 10:39

But we are not of those who shrink back and are destroyed, but of those who have faith and keep their souls.

Mark 16:16

He who believes and is baptized will be saved; but he who does not believe will be condemned.

Luke 11:26

Then he goes and takes with him seven other spirits more wicked than himself, and they enter and dwell there; and the last state of that man is worse than the first."

John 3:15-16

that whoever believes in him may have eternal life.

John 5:24

Truly, truly, I say to you, he who hears my word and believes him who sent me, has eternal life; and shall not come into judgment, but has passed from death to life.

John 6:40

For this is the will of my Father, that every one who sees the Son and believes in him should have eternal life; and I will raise him up at the last day."

John 17:12

While I was with them, I kept them in your name the name you gave me. I have guarded them, and none of them is lost except the son of perdition, that the Scripture might be fulfilled.

John 20:31

but these are written that you may believe that Jesus is the Christ, the Son of God, and that believing you may have life in his name.

Acts 16:30-31

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

Romans 10:9-10

because, if you confess with your mouth that Jesus is Lord and believe in your heart that God raised him from the dead, you will be saved.

1 Thessalonians 5:9

For God has not destined us to wrath, but to obtain salvation through our Lord Jesus Christ,

2 Thessalonians 2:3

Let no one deceive you in any way; for that day will not come, unless the rebellion comes first, and the man of lawlessness is revealed, the son of destruction,

2 Thessalonians 2:12-14

so that all may be condemned who did not believe the truth but had pleasure in wickedness.

1 Timothy 6:9

But those who want to get rich fall into temptation and a snare and into many foolish and harmful desires that plunge men into ruin and destruction.

Hebrews 6:6-9

and then have fallen away, to renew them again to repentance, since they crucify again for themselves the Son of God, and put him to an open shame.

Hebrews 10:26

For if we sin deliberately after we have received the knowledge of the truth, there no longer remains a sacrifice for sins,

Hebrews 11:1

Now faith is the assurance of things hoped for, the conviction of things not seen.

1 Peter 1:5

who are protected by God's power through faith for a salvation ready to be revealed in the last time.

2 Peter 3:7

But by the same word the present heavens and earth are reserved for fire, being kept for the day of judgment and destruction of ungodly men.

1 John 5:5

Who is it that overcomes the world but he who believes that Jesus is the Son of God?

1 John 5:16

If anyone sees his brother commit a sin that does not lead to death, he will ask, and God will give him life for those whose sin is not leading to death. There is sin leading to death. I do not say that he should pray about that.

Jude 1:12-13

These are the men who are blemishes in your love feasts when they feast with you without fear, caring for themselves; clouds without water, carried along by winds; autumn trees without fruit, twice dead, uprooted;

Revelation 17:8

The beast that you saw was, and is not, and is about to come up out of the abyss and go to destruction. And those who dwell on the earth, whose names have not been written in the book of life from the foundation of the world, will wonder when they see the beast, because he was and is not and will come.

Revelation 17:11

The beast who was, and is not, is an eighth. He belongs to the seven and he goes to destruction.

Treasury of Scripture Knowledge

Summary

But we are not of them who draw back unto perdition; but of them that believe to the saving of the soul.

General references

Bible References

We are

Hebrews 6:6
and then have fallen away, to renew them again to repentance, since they crucify again for themselves the Son of God, and put him to an open shame.
Luke 11:26
Then he goes and takes with him seven other spirits more wicked than himself, and they enter and dwell there; and the last state of that man is worse than the first."
1 John 5:16
If anyone sees his brother commit a sin that does not lead to death, he will ask, and God will give him life for those whose sin is not leading to death. There is sin leading to death. I do not say that he should pray about that.
Jude 1:12
These are the men who are blemishes in your love feasts when they feast with you without fear, caring for themselves; clouds without water, carried along by winds; autumn trees without fruit, twice dead, uprooted;

Unto

Hebrews 10:26
For if we sin deliberately after we have received the knowledge of the truth, there no longer remains a sacrifice for sins,
John 17:12
While I was with them, I kept them in your name the name you gave me. I have guarded them, and none of them is lost except the son of perdition, that the Scripture might be fulfilled.
2 Thessalonians 2:3
Let no one deceive you in any way; for that day will not come, unless the rebellion comes first, and the man of lawlessness is revealed, the son of destruction,
1 Timothy 6:9
But those who want to get rich fall into temptation and a snare and into many foolish and harmful desires that plunge men into ruin and destruction.
2 Peter 3:7
But by the same word the present heavens and earth are reserved for fire, being kept for the day of judgment and destruction of ungodly men.
Revelation 17:8
The beast that you saw was, and is not, and is about to come up out of the abyss and go to destruction. And those who dwell on the earth, whose names have not been written in the book of life from the foundation of the world, will wonder when they see the beast, because he was and is not and will come.

General references

Matthew 24:13
But he who endures to the end will be saved.
Luke 17:32
Remember Lot's wife.