John Gills Exposition of the Bible Commentary - Acts 12:13
And as Peter knocked at the door of the gate , &c.; The lesser door in the great gate, or the door of the porch through which they entered into the house. So the Jews distinguish between פתח , "the door", and שער , "the gate"; see Judges 18:16 where the Septuagint use the same words as here. Kimchi F8 Sepher Shorash. rad. פתח says, "xtp, "the door" is what is of the gate, without the folding doors; for all is called שער , "the gate", whether within or without, with the... read more
John Gills Exposition of the Bible Commentary - Acts 12:12
And when he had considered the thing ,.... The whole of the salvation wrought for him; or rather, where he should go, to what house he should betake himself; ere he was aware, he came to the house of Mary the mother of John, whose surname was Mark . This good woman seems to be a widow, no mention being made of her husband, and was sister to Barnabas, Colossians 4:10 . She is described by a son she had, whose name was John Mark, because of the frequent mention made of him hereafter; her... read more