Luke
Acts 12:13BSB·traditional attribution

He knocked at the outer gate, and a servant girl named Rhoda came to answer it.

Matthew Henry Presbyterian @wholebiblehenry

We have here an account of Peter's deliverance out of prison, by which the design of Herod against him was defeated, and his life preserved for further service, and a stop given to this bloody torrent. Now, I. One thing that magnified his deliverance was that it was a signal answer to prayer (Act 12:5): Peter was kept in prison with a great deal of...

Commenting on Acts 12:5-19

John Gill Reformed Baptist @doctorgill

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 "the door", and "the gate"; see Jdg 18:16 where the Septuagint use the same words as here.

Albert Barnes Presbyterian @notesbybarnes

Verse 13. At the door of the gate. Rather, the door of the vestibule, or principal entrance into the house. The house was entered through such a porch or vestibule, and it was the door opening into this which is here intended. . A damsel. A girl. Came to hearken. To hear who was there. Named Rhoda. This is a Greek name signifying a rose.