Prison-house for prison, A.V., as Acts 5:21, Acts 5:23. All the doors were opened. This would be the natural effect of the earthquake. Bands ( δεσμά). St. Luke always follows the Attic usage of δεσμόν, in the neuter (romp.
Acts 20:23; Luke 8:29). St. Paul follows the Hellenistic usage of δεσμός, in the masculine (Philippians 1:13; see Jeremiah 2:20; Jeremiah 5:5; Habakkuk 3:13). In many instances (genitive and dative) it is, of course, impossible to determine whether the word is masculine or neuter.