Jude 1:5

But I would remind you of this, which ye know already, that though the Lord saved the people out of the land of Egypt, yet He afterwards destroyed those that believed not:

2 Peter 3:1

This second epistle, my beloved, I now write unto you; in both which I stir up your sincere mind in remembrance,

Romans 15:15

However, I have written to you, brethren, somewhat the more freely, in reminding you of your duty; because of the favor bestowed upon me by God,

1 Corinthians 10:1-12

Now I would not have you ignorant, brethren, that all our fathers were under the cloud, and all passed through the sea;

Hebrews 3:16-2

harden not your hearts, as in the provocation." For some that heard did provoke; but not all that came out of Egypt with Moses.

2 Peter 1:12-13

Wherefore I will not neglect to put you always in mind of these things, though ye 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
Now I would not have you ignorant, brethren, that all our fathers were under the cloud, and all passed through the sea;

Afterward

Hebrews 3:16
harden not your hearts, as in the provocation." For some that heard did provoke; but not all that came out of Egypt with Moses.
Hebrews 4:1
Let us therefore fear least a promise being left us of entering into his rest, any of us should seem to fall short of it:

General references

Matthew 25:2
and five were foolish.
1 Corinthians 10:5
But with the greater part of them God was displeased: for they were destroyed in the wilderness.
1 Timothy 5:15
For some are already turned aside after Satan.
Hebrews 3:19
and so we see that they could not enter in because of unbelief.