Berean Study Bible
When the jailer woke up and saw the prison doors open, he drew his sword and was about to kill himself, presuming that the prisoners had escaped.

King James Bible
And the keeper of the prison awaking out of his sleep, and seeing the prison doors open, he drew out his sword, and would have killed himself, supposing that the prisoners had been fled.

American Standard Version
And the jailor, being roused out of sleep and seeing the prison doors open, drew his sword and was about to kill himself, supposing that the prisoners had escaped.

Darby Bible Translation
And the jailor being awakened out of his sleep, and seeing the doors of the prison opened, having drawn a sword was going to kill himself, thinking the prisoners had fled.

Douay-Rheims Bible
And the keeper of the prison, awaking out of his sleep, and seeing the doors of the prison open, drawing his sword, would have killed himself, supposing that the prisoners had been fled.

English Revised Version
And the jailor being roused out of sleep, and seeing the prison doors open, drew his sword, and was about to kill himself, supposing that the prisoners had escaped.

Young's Literal Translation
and the jailor having come out of sleep, and having seen the doors of the prison open, having drawn a sword, was about to kill himself, supposing the prisoners to be fled,