Acts 12:9
went out <1831> [he went.]
he did not realize <1492 3756> [wist not.]
That is, he knew not; wist being the past tense of the obsolete verb to wis, from the Saxon wissan, in German {wissen,} and Dutch {wysen,} to think, imagine, know.
Acts 12:14-16
she did ... open <455> [she opened.]
You've lost ... mind <3105> [Thou.]
<2076> [It is.]