NET
9 A young man named Eutychus, who was sitting in the window, was sinking into a deep sleep while Paul continued to speak for a long time. Fast asleep, he fell down from the third story and was picked up dead.
Darby
9 And a certain youth, by name Eutychus, sitting at the window-opening, overpowered by deep sleep, while Paul discoursed very much at length, having been overpowered by the sleep, fell from the third story down to the bottom, and was taken up dead.
KJV
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.