2 Peter 3:8

And let not this one thing be unknown to you, dearly beloved, that one day with the Lord as a thousand years, and a thousand years as one day.

Psalm 90:4

For a thousand years in thine eyes as the day of yesterday, for it shall pass away, and watches in the night.

Romans 11:25

For I will not ye should not know, brethren, this mystery, lest ye be wise with yourselves; for hardness from part has been to Israel, till the filling up of the nations come in.

1 Corinthians 10:1

And I will not ye be ignorant, brethren, that our fathers were all under the cloud, and all passed through the sea;

1 Corinthians 12:1

And concerning spiritual things, brethren, I wish you not 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 will not ye should not know, brethren, this mystery, lest ye be wise with yourselves; for hardness from part has been to Israel, till the filling up of the nations come in.
1 Corinthians 10:1
And I will not ye be ignorant, brethren, that our fathers were all under the cloud, and all passed through the sea;
1 Corinthians 12:1
And concerning spiritual things, brethren, I wish you not to be ignorant.

That one

Psalm 90:4
For a thousand years in thine eyes as the day of yesterday, for it shall pass away, and watches in the night.

General references

Job 10:5
Are thy days as man's days? or thy years as the days of man?
Psalm 114:4
The mountains leaped as rains, the hills as the sons of the flock.
Hebrews 10:37
For yet a little while only, he coming will come, and will not tarry.