Mark 5:39

And when He entered [the house] He said to them, "Why are you making such a commotion and crying? The child is not [really] dead, but only sleeping."

Acts 20:10

Paul hurried downstairs and placed himself on the young man and held him closely, saying [to the people gathered around], "Do not be upset, he is alive."

John 11:11-13

After saying these things He said to His disciples, "Our friend Lazarus has fallen asleep, but I am going to wake him up."

1 Corinthians 11:30

Because of this [i.e., their improper partaking of the Supper], many people among you are weak and ill, and a number have fallen asleep [i.e., died]. [Note: While most commentators view this judgment as physical, there is a distinct possibility that it refers to spiritual sickness and death].

1 Thessalonians 4:13-14

But we want you to be informed, brothers, concerning those who have fallen asleep [in death] so that you do not grieve, as other people do [i.e., the unsaved], who have no hope.

1 Thessalonians 5:10

who died for us, so that whether we are awake or asleep [i.e., alive or dead], we could live together with Him.

Treasury of Scripture Knowledge

Summary

And when he was come in, he saith unto them, Why make ye this ado, and weep? the damsel is not dead, but sleepeth.

Bible References

Not dead

John 11:11
After saying these things He said to His disciples, "Our friend Lazarus has fallen asleep, but I am going to wake him up."
Acts 20:10
Paul hurried downstairs and placed himself on the young man and held him closely, saying [to the people gathered around], "Do not be upset, he is alive."
1 Corinthians 11:30
Because of this [i.e., their improper partaking of the Supper], many people among you are weak and ill, and a number have fallen asleep [i.e., died]. [Note: While most commentators view this judgment as physical, there is a distinct possibility that it refers to spiritual sickness and death].
1 Thessalonians 4:13
But we want you to be informed, brothers, concerning those who have fallen asleep [in death] so that you do not grieve, as other people do [i.e., the unsaved], who have no hope.
1 Thessalonians 5:10
who died for us, so that whether we are awake or asleep [i.e., alive or dead], we could live together with Him.