Numbers 14:35

I, Jehovah, have spoken, surely this will I do unto all this evil congregation, that are gathered together against me: in this wilderness they shall be consumed, and there they shall die.

Numbers 23:19

God is not a man, that he should lie, Neither the son of man, that he should repent: Hath he said, and will he not do it? Or hath he spoken, and will he not make it good?

Numbers 14:27-29

How long'shall I bear with this evil congregation, that murmur against me? I have heard the murmurings of the children of Israel, which they murmur against me.

Numbers 26:65

For Jehovah had said of them, They shall surely die in the wilderness. And there was not left a man of them, save Caleb the son of Jephunneh, and Joshua the son of Nun.

1 Corinthians 10:5

Howbeit with most of them God was not well pleased: for they were overthrown in the wilderness.

1 Corinthians 10:11

Now these things happened unto them by way of example; and they were written for our admonition, upon whom the ends of the ages are come.

Hebrews 3:19

And we see that they were not able to enter in because of unbelief.

Treasury of Scripture Knowledge

Summary

I the LORD have said, I will surely do it unto all this evil congregation, that are gathered together against me: in this wilderness they shall be consumed, and there they shall die.

Bible References

This evil

Numbers 14:27
How long'shall I bear with this evil congregation, that murmur against me? I have heard the murmurings of the children of Israel, which they murmur against me.
Numbers 26:65
For Jehovah had said of them, They shall surely die in the wilderness. And there was not left a man of them, save Caleb the son of Jephunneh, and Joshua the son of Nun.
1 Corinthians 10:5
Howbeit with most of them God was not well pleased: for they were overthrown in the wilderness.
Hebrews 3:19
And we see that they were not able to enter in because of unbelief.

American Standard Version Public Domain