2 Peter 3:8

But you must avoid forgetting this one fact, dearly beloved, that with the Lord a single day is like a thousand years and a thousand years are like a single day.

Romans 11:25

For to keep you from being self-conceited, brothers, I do not want to have a misunderstanding of this uncovered secret, that only temporary insensibility has come upon Israel until the full quota of the heathen peoples comes in,

1 Corinthians 10:1

For I would not have you, brothers, to be ignorant of the fact that though our forefathers were all made safe by the cloud, and all went securely through the sea, and in the cloud and the sea

1 Corinthians 12:1

About spiritual gifts, brothers, I do not want you to be without information.

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.

General references

Bible References

Be not

Romans 11:25
For to keep you from being self-conceited, brothers, I do not want to have a misunderstanding of this uncovered secret, that only temporary insensibility has come upon Israel until the full quota of the heathen peoples comes in,
1 Corinthians 10:1
For I would not have you, brothers, to be ignorant of the fact that though our forefathers were all made safe by the cloud, and all went securely through the sea, and in the cloud and the sea
1 Corinthians 12:1
About spiritual gifts, brothers, I do not want you to be without information.

General references

Hebrews 10:37
"In just a very little while, the Coming One will come and not delay;