Numbers 13:25

At the end of 40 days, they all returned from exploring the land,

Exodus 24:18

When Moses went up on the mountain, he went into the center of the cloud and was on the mountain for 40 days and 40 nights.

Exodus 34:28

While Moses was there with the LORD for 40 days and 40 nights, he did not eat or drink. He wrote the Ten Commandments, the words of the covenant, on the tablets.

Numbers 14:33-34

and your children will wander throughout the wilderness for 40 years. They'll bear the consequences of your idolatries until your bodies are entirely consumed in the wilderness.

Treasury of Scripture Knowledge

Summary

And they returned from searching of the land after forty days.

Bible References

Forty days

Numbers 14:33
and your children will wander throughout the wilderness for 40 years. They'll bear the consequences of your idolatries until your bodies are entirely consumed in the wilderness.
Exodus 24:18
When Moses went up on the mountain, he went into the center of the cloud and was on the mountain for 40 days and 40 nights.
Exodus 34:28
While Moses was there with the LORD for 40 days and 40 nights, he did not eat or drink. He wrote the Ten Commandments, the words of the covenant, on the tablets.

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