Acts 20:9
"And there sat in a window a certain young man named Eutychus, being fallen into a deep sleep: and as Paul was long preaching, he sunk down with sleep, and fell down from the third loft, and was taken up dead."
Cross References (ranked by relevance)
Mark 13:36
Lest coming suddenly he find you sleeping.
Acts 14:19
And there came thither certain Jews from Antioch and Iconium, who persuaded the people, and, having stoned Paul, drew him out of the city, supposing he had been dead.
1 Kings 17:19
And he said unto her, Give me thy son. And he took him out of her bosom, and carried him up into a loft, where he abode, and laid him upon his own bed.
Mark 9:26
And the spirit cried, and rent him sore, and came out of him: and he was as one dead; insomuch that many said, He is dead.