1 Thessalonians 4:15

For on the Lord's own authority we say that those of us who may be left behind and are still living when the Lord comes back, will have no advantage at all over those who have fallen asleep.

1 Corinthians 15:51-53

Let me tell you a secret. We shall not all fall asleep, but we shall all be changed,

Matthew 17:25

He answered, "Yes." When Jesus reached home -- He got there ahead of Simon -- He asked him, "What do you think about it, Simon? From whom do civil rulers collect duties or taxes, from their own citizens or from aliens?"

2 Corinthians 4:14

because I know that He who raised the Lord Jesus from the dead will raise me too in fellowship with you.

1 Thessalonians 2:19

For what is our hope or happiness or crown of boasting, except you, in the presence of our Lord Jesus Christ when He comes?

Treasury of Scripture Knowledge

Summary

For this we say unto you by the word of the Lord, that we which are alive and remain unto the coming of the Lord shall not prevent them which are asleep.

Bible References

Asleep

1 Thessalonians 4:13
Also we do not want you to have any misunderstanding, brothers, about those who are falling asleep, so as to keep you from grieving over them as others do who have no hope.