Mark 5:39
"And when he was come in, he saith unto them, Why make ye this ado, and weep? the damsel is not dead, but sleepeth."
Cross References (ranked by relevance)
Acts 20:10
And Paul went down, and fell on him, and embracing him said, Trouble not yourselves; for his life is in him.
1 Thessalonians 5:10
Who died for us, that, whether we wake or sleep, we should live together with him.
1 Corinthians 11:30
For this cause many are weak and sickly among you, and many sleep.
Daniel 12:2
And many of them that sleep in the dust of the earth shall awake, some to everlasting life, and some to shame and everlasting contempt.