2 Peter 3:8

But beloved, this one thing you should not ignore, that one day with Lord is as a thousand years, and a thousand years as one day.

Psalm 90:4

For a thousand years in thy sight are but as yesterday when it is past, and as a watch in the night.

Romans 11:25

For I do not want you, brothers, to be ignorant of this mystery, lest ye should be wise according to yourselves, that a callousness in part has happened to Israel until the fullness of the Gentiles come in.

1 Corinthians 10:1

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

1 Corinthians 12:1

Now concerning the spiritual things, brothers, I do not want you to be ignorant.

Treasury of Scripture Knowledge

Summary

But, beloved, be not ignorant of this one thing, that one day is with the Lord as a thousand years, and a thousand years as one day.

That one

General references

Bible References

Be not

Romans 11:25
For I do not want you, brothers, to be ignorant of this mystery, lest ye should be wise according to yourselves, that a callousness in part has happened to Israel until the fullness of the Gentiles come in.
1 Corinthians 10:1
But I want you not to be ignorant, brothers, that all our fathers were under the cloud, and all passed through the sea,
1 Corinthians 12:1
Now concerning the spiritual things, brothers, I do not want you to be ignorant.

That one

Psalm 90:4
For a thousand years in thy sight are but as yesterday when it is past, and as a watch in the night.

General references

Job 10:5
Are thy days as the days of man, or thy years as man's days,
Psalm 114:4
The mountains skipped like rams, the little hills like lambs.
Hebrews 10:37
For yet a very little while, he who is coming will come, and will not delay.