NASB 1995
saying, "We found the prison house locked quite securely and the guards standing at the doors; but when we had opened up, we found no one inside."

American Standard Version
saying, The prison-house we found shut in all safety, and the keepers standing at the doors: but when we had opened, we found no man within.

Berean Study Bible
“We found the jail securely locked, with the guards posted at the doors; but when we opened them, we found no one inside.”

Douay-Rheims Bible
Saying: The prison indeed we found shut with all diligence, and the keepers standing before the doors; but opening it, we found no man within.

English Revised Version
saying, The prison-house we found shut in all safety, and the keepers standing at the doors: but when we had opened, we found no man within.

King James Bible
Saying, The prison truly found we shut with all safety, and the keepers standing without before the doors: but when we had opened, we found no man within.

World English Bible
"We found the prison shut and locked, and the guards standing before the doors, but when we opened them, we found no one inside!"

Young's Literal Translation
saying -- 'The prison indeed we found shut in all safety, and the keepers standing without before the doors, and having opened -- within we found no one.'

Acts 5:23 Additional Translations ...