Jude 1:5

But I intend to remind you, you once knowing these things, that the Lord having delivered a people out of the land of Egypt, in the second place destroyed the ones not believing.

Psalm 106:26

And He lifted up His hand to them, to overthrow them in the wilderness;

Numbers 26:64-65

But among these there was not a man of them whom Moses and Aaron the priest numbered, when they numbered the sons of Israel in the wilderness of Sinai.

2 Peter 3:1

Beloved, I now write this second letter to you, in which I stir up your pure mind by reminder

Numbers 14:22-37

Because all those men who have seen My glory and My miracles which I did in Egypt and in the wilderness, and have tempted Me now these ten times, and have not listened to My voice,

Deuteronomy 2:15-16

And the hand of Jehovah was against them, to destroy them from among the camp, until they were consumed.

Romans 15:15

But, brothers, I wrote to you boldly, as reminding you in part, because of the grace that is given to me by God,

1 Corinthians 10:1-12

And, brothers, I do not want you to be ignorant that all our fathers were under the cloud, and all passed through the sea.

Hebrews 3:16-2

For some, when they had heard, did provoke; however, not all who came out of Egypt by Moses.

2 Peter 1:12-13

Therefore I will not neglect to put you always in remembrance of these things, though you know them and are established in the present truth.

Treasury of Scripture Knowledge

Summary

I will therefore put you in remembrance, though ye once knew this, how that the Lord, having saved the people out of the land of Egypt, afterward destroyed them that believed not.

Bible References

Having

1 Corinthians 10:1
And, brothers, I do not want you to be ignorant that all our fathers were under the cloud, and all passed through the sea.

Afterward

Numbers 14:22
Because all those men who have seen My glory and My miracles which I did in Egypt and in the wilderness, and have tempted Me now these ten times, and have not listened to My voice,
Numbers 26:64
But among these there was not a man of them whom Moses and Aaron the priest numbered, when they numbered the sons of Israel in the wilderness of Sinai.
Deuteronomy 2:15
And the hand of Jehovah was against them, to destroy them from among the camp, until they were consumed.
Psalm 106:26
And He lifted up His hand to them, to overthrow them in the wilderness;
Hebrews 3:16
For some, when they had heard, did provoke; however, not all who came out of Egypt by Moses.
Hebrews 4:1
Therefore, a promise being left to enter into His rest, let us fear lest any of you should seem to come short of it.

General references

Deuteronomy 1:32
Yet in this thing you did not believe Jehovah your God,
Joshua 22:20
Did not Achan the son of Zerah commit a sin in the cursed thing, and did not wrath fall on all the congregation of Israel? And that man did not perish alone in his iniquity.
Psalm 78:22
because they did not believe in God, and did not trust in His salvation;
Matthew 25:2
And five of them were wise, and five were foolish.
1 Corinthians 10:5
But with many of them God was not well pleased, for they were scattered in the wilderness.
1 Timothy 5:15
For some have already turned aside after Satan.
Hebrews 3:19
So we see that they could not enter in because of unbelief.