Commentaries:
Jamieson, Fausset, and Brown
he came to the house of Mary, etc.—who "must have had a house of some pretensions to receive a large number; and, accordingly, we read that her brother Barnabas (Colossians 4:10) was a person of substance (Acts 4:37). She must also have been distinguished for faith and courage to allow such a meeting in the face of persecution" [WEBSTER and WILKINSON]. To such a house it was natural that Peter should come.
mother of John . . . Mark—so called to distinguish him from the apostle of that name, and to distinguish her from the other Marys.
where many were gathered together praying—doubtless for Peter's deliverance, and continuing, no doubt, on this the last of the days of unleavened bread, which was their last hope, all night in prayer to God.
DISCLAIMER: Church of the Great God (CGG) provides these resources to aid the individual in studying the Bible. However, it is up to the individual to "prove all things, and hold fast to that which is good" (I Thessalonians 5:21). The content of these resources does not necessarily reflect the views of CGG. They are provided for information purposes only.