2 Peter 3:8
King James Version
“But, beloved, be not ignorant of this one thing, that one day with the Lord as a thousand years, and a thousand years as one day.”
Context
5For this they willingly are ignorant of, that by the word of God the heavens were of old, and the earth standing out of the water and in the water:
6Whereby the world that then was, being overflowed with water, perished:
7But the heavens and the earth, which are now, by the same word are kept in store, reserved unto fire against the day of judgment and perdition of ungodly men.
8But, beloved, be not ignorant of this one thing, that one day with the Lord as a thousand years, and a thousand years as one day.
9The Lord is not slack concerning his promise, as some men count slackness; but is longsuffering to us-ward, not willing that any should perish, but that all should come to repentance.
10But the day of the Lord will come as a thief in the night; in the which the heavens shall pass away with a great noise, and the elements shall melt with fervent heat, the earth also and the works that are therein shall be burned up.
11then all these things shall be dissolved, what manner ought ye to be in holy conversation and godliness,