1. The spirits are evil supernatural beings. The word “spirits” can certainly be used in this sense, both of angels (Heb 1:14; 12:9; Acts 23:8 ) and evil beings (Mk 1:23; Lk 10:20; Acts 19:15–16). The story of the “fallen angels” who seduced mankind in the days before the flood (Gen 6:1–4) was a popular one in New Testament times. Furthermore, the story of their being kept in prison until the day of judgment was well known (2 Pet 2:4; Jude 6).